Merge pull request #1192 from g4jc/parser_tuneup

Issues #816 / #802 - SpiderMonkey Tuneup

13 files changed, 405 insertions, 79 deletions

diff --git a/devtools/client/webconsole/new-console-output/components/message-types/evaluation-result.js b/devtools/client/webconsole/new-console-output/components/message-types/evaluation-result.js
index 992dc62cf..824bdb3fb 100644
--- a/devtools/client/webconsole/new-console-output/components/message-types/evaluation-result.js
+++ b/devtools/client/webconsole/new-console-output/components/message-types/evaluation-result.js
@@ -34,6 +34,7 @@ function EvaluationResult(props) {
     id: messageId,
     exceptionDocURL,
     frame,
+    notes,
   } = message;
 
   let messageBody;
@@ -57,6 +58,7 @@ function EvaluationResult(props) {
     serviceContainer,
     exceptionDocURL,
     frame,
+    notes,
   };
   return Message(childProps);
 }
diff --git a/devtools/client/webconsole/new-console-output/components/message-types/page-error.js b/devtools/client/webconsole/new-console-output/components/message-types/page-error.js
index 77ea75ff7..c68b850bd 100644
--- a/devtools/client/webconsole/new-console-output/components/message-types/page-error.js
+++ b/devtools/client/webconsole/new-console-output/components/message-types/page-error.js
@@ -44,6 +44,7 @@ function PageError(props) {
     stacktrace,
     frame,
     exceptionDocURL,
+    notes,
   } = message;
 
   const childProps = {
@@ -62,6 +63,7 @@ function PageError(props) {
     stacktrace,
     serviceContainer,
     exceptionDocURL,
+    notes,
   };
   return Message(childProps);
 }
diff --git a/devtools/client/webconsole/new-console-output/components/message.js b/devtools/client/webconsole/new-console-output/components/message.js
index f36bff7e4..1ffa4e12d 100644
--- a/devtools/client/webconsole/new-console-output/components/message.js
+++ b/devtools/client/webconsole/new-console-output/components/message.js
@@ -47,6 +47,10 @@ const Message = createClass({
       onViewSourceInDebugger: PropTypes.func.isRequired,
       sourceMapService: PropTypes.any,
     }),
+    notes: PropTypes.arrayOf(PropTypes.shape({
+      messageBody: PropTypes.string.isRequired,
+      frame: PropTypes.any,
+    })),
   },
 
   getDefaultProps: function () {
@@ -90,6 +94,7 @@ const Message = createClass({
       serviceContainer,
       dispatch,
       exceptionDocURL,
+      notes,
     } = this.props;
 
     topLevelClasses.push("message", source, type, level);
@@ -127,6 +132,29 @@ const Message = createClass({
       });
     }
 
+    let notesNodes;
+    if (notes) {
+      notesNodes = notes.map(note => dom.span(
+        { className: "message-flex-body error-note" },
+        dom.span({ className: "message-body devtools-monospace" },
+          "note: " + note.messageBody
+        ),
+        dom.span({ className: "message-location devtools-monospace" },
+          note.frame ? FrameView({
+            frame: note.frame,
+            onClick: serviceContainer
+              ? serviceContainer.onViewSourceInDebugger
+              : undefined,
+            showEmptyPathAsHost: true,
+            sourceMapService: serviceContainer
+              ? serviceContainer.sourceMapService
+              : undefined
+          }) : null
+        )));
+    } else {
+      notesNodes = [];
+    }
+
     const repeat = this.props.repeat ? MessageRepeat({repeat: this.props.repeat}) : null;
 
     // Configure the location.
@@ -167,7 +195,8 @@ const Message = createClass({
           repeat,
           location
         ),
-        attachment
+        attachment,
+        ...notesNodes
       )
     );
   }
diff --git a/devtools/client/webconsole/new-console-output/selectors/messages.js b/devtools/client/webconsole/new-console-output/selectors/messages.js
index c4b1aee28..e405be2f8 100644
--- a/devtools/client/webconsole/new-console-output/selectors/messages.js
+++ b/devtools/client/webconsole/new-console-output/selectors/messages.js
@@ -126,6 +126,15 @@ function matchSearchFilters(message, filters) {
     || (message.parameters !== null
         && message.parameters.join("").toLocaleLowerCase()
             .includes(text.toLocaleLowerCase()))
+    // Look for a match in notes.
+    || (Array.isArray(message.notes) && message.notes.some(note =>
+          // Look for a match in location.
+          isTextInFrame(text, note.frame)
+          // Look for a match in messageBody.
+          || (note.messageBody !== null
+                && note.messageBody.toLocaleLowerCase()
+                     .includes(text.toLocaleLowerCase()))
+        ))
   );
 }
 
diff --git a/devtools/client/webconsole/new-console-output/test/components/page-error.test.js b/devtools/client/webconsole/new-console-output/test/components/page-error.test.js
index 93f3a9ea5..5bc5fe0f0 100644
--- a/devtools/client/webconsole/new-console-output/test/components/page-error.test.js
+++ b/devtools/client/webconsole/new-console-output/test/components/page-error.test.js
@@ -123,4 +123,118 @@ describe("PageError component:", () => {
     wrapper = render(PageError({ message, serviceContainer}));
     expect(wrapper.find(".indent").prop("style").width).toBe(`0`);
   });
+
+  it("has empty error notes", () => {
+    const message = stubPreparedMessages.get("ReferenceError: asdf is not defined");
+    let wrapper = render(PageError({ message, serviceContainer }));
+
+    const notes = wrapper.find(".error-note");
+
+    expect(notes.length).toBe(0);
+  });
+
+  it("can show an error note", () => {
+    const origMessage = stubPreparedMessages.get("ReferenceError: asdf is not defined");
+    const message = origMessage.set("notes", [
+      {
+        "messageBody": "test note",
+        "frame": {
+          "source": "http://example.com/test.js",
+          "line": 2,
+          "column": 6
+        }
+      }
+    ]);
+
+    let wrapper = render(PageError({ message, serviceContainer }));
+
+    const notes = wrapper.find(".error-note");
+    expect(notes.length).toBe(1);
+
+    const note = notes.eq(0);
+    expect(note.find(".message-body").text())
+      .toBe("note: test note");
+
+    // There should be the location.
+    const locationLink = note.find(`.message-location`);
+    expect(locationLink.length).toBe(1);
+    expect(locationLink.text()).toBe("test.js:2:6");
+  });
+
+  it("can show multiple error notes", () => {
+    const origMessage = stubPreparedMessages.get("ReferenceError: asdf is not defined");
+    const message = origMessage.set("notes", [
+      {
+        "messageBody": "test note 1",
+        "frame": {
+          "source": "http://example.com/test1.js",
+          "line": 2,
+          "column": 6
+        }
+      },
+      {
+        "messageBody": "test note 2",
+        "frame": {
+          "source": "http://example.com/test2.js",
+          "line": 10,
+          "column": 18
+        }
+      },
+      {
+        "messageBody": "test note 3",
+        "frame": {
+          "source": "http://example.com/test3.js",
+          "line": 9,
+          "column": 4
+        }
+      }
+    ]);
+
+    let wrapper = render(PageError({ message, serviceContainer }));
+
+    const notes = wrapper.find(".error-note");
+    expect(notes.length).toBe(3);
+
+    const note1 = notes.eq(0);
+    expect(note1.find(".message-body").text())
+      .toBe("note: test note 1");
+
+    const locationLink1 = note1.find(`.message-location`);
+    expect(locationLink1.length).toBe(1);
+    expect(locationLink1.text()).toBe("test1.js:2:6");
+
+    const note2 = notes.eq(1);
+    expect(note2.find(".message-body").text())
+      .toBe("note: test note 2");
+
+    const locationLink2 = note2.find(`.message-location`);
+    expect(locationLink2.length).toBe(1);
+    expect(locationLink2.text()).toBe("test2.js:10:18");
+
+    const note3 = notes.eq(2);
+    expect(note3.find(".message-body").text())
+      .toBe("note: test note 3");
+
+    const locationLink3 = note3.find(`.message-location`);
+    expect(locationLink3.length).toBe(1);
+    expect(locationLink3.text()).toBe("test3.js:9:4");
+  });
+
+  it("displays error notes", () => {
+    const message = stubPreparedMessages.get("SyntaxError: redeclaration of let a");
+
+    let wrapper = render(PageError({ message, serviceContainer }));
+
+    const notes = wrapper.find(".error-note");
+    expect(notes.length).toBe(1);
+
+    const note = notes.eq(0);
+    expect(note.find(".message-body").text())
+      .toBe("note: Previously declared at line 2, column 6");
+
+    // There should be the location.
+    const locationLink = note.find(`.message-location`);
+    expect(locationLink.length).toBe(1);
+    expect(locationLink.text()).toBe("test-console-api.html:2:6");
+  });
 });
diff --git a/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/stub-snippets.js b/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/stub-snippets.js
index f79548e7b..f0f01a561 100644
--- a/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/stub-snippets.js
+++ b/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/stub-snippets.js
@@ -140,6 +140,10 @@ pageError.set("Reference Error", `
   foo()
 `);
 
+pageError.set("Redeclaration Error", `
+  let a, a;
+`);
+
 module.exports = {
   consoleApi,
   evaluationResult,
diff --git a/devtools/client/webconsole/new-console-output/test/fixtures/stubs/consoleApi.js b/devtools/client/webconsole/new-console-output/test/fixtures/stubs/consoleApi.js
index d9662c4fd..bec3abd70 100644
--- a/devtools/client/webconsole/new-console-output/test/fixtures/stubs/consoleApi.js
+++ b/devtools/client/webconsole/new-console-output/test/fixtures/stubs/consoleApi.js
@@ -11,8 +11,6 @@ const { ConsoleMessage, NetworkEventMessage } = require("devtools/client/webcons
 
 let stubPreparedMessages = new Map();
 let stubPackets = new Map();
-
-
 stubPreparedMessages.set("console.log('foobar', 'test')", new ConsoleMessage({
 	"id": "1",
 	"allowRepeating": true,
@@ -34,7 +32,8 @@ stubPreparedMessages.set("console.log('foobar', 'test')", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.log(undefined)", new ConsoleMessage({
@@ -50,7 +49,7 @@ stubPreparedMessages.set("console.log(undefined)", new ConsoleMessage({
 		}
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[{\"type\":\"undefined\"}],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(undefined)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[{\"type\":\"undefined\"}],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(undefined)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(undefined)",
@@ -59,7 +58,8 @@ stubPreparedMessages.set("console.log(undefined)", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.warn('danger, will robinson!')", new ConsoleMessage({
@@ -73,7 +73,7 @@ stubPreparedMessages.set("console.warn('danger, will robinson!')", new ConsoleMe
 		"danger, will robinson!"
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"warn\",\"level\":\"warn\",\"messageText\":null,\"parameters\":[\"danger, will robinson!\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.warn(%27danger%2C%20will%20robinson!%27)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"warn\",\"level\":\"warn\",\"messageText\":null,\"parameters\":[\"danger, will robinson!\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.warn(%27danger%2C%20will%20robinson!%27)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.warn(%27danger%2C%20will%20robinson!%27)",
@@ -82,7 +82,8 @@ stubPreparedMessages.set("console.warn('danger, will robinson!')", new ConsoleMe
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.log(NaN)", new ConsoleMessage({
@@ -98,7 +99,7 @@ stubPreparedMessages.set("console.log(NaN)", new ConsoleMessage({
 		}
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[{\"type\":\"NaN\"}],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(NaN)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[{\"type\":\"NaN\"}],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(NaN)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(NaN)",
@@ -107,7 +108,8 @@ stubPreparedMessages.set("console.log(NaN)", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.log(null)", new ConsoleMessage({
@@ -123,7 +125,7 @@ stubPreparedMessages.set("console.log(null)", new ConsoleMessage({
 		}
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[{\"type\":\"null\"}],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(null)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[{\"type\":\"null\"}],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(null)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(null)",
@@ -132,7 +134,8 @@ stubPreparedMessages.set("console.log(null)", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.log('鼬')", new ConsoleMessage({
@@ -146,7 +149,7 @@ stubPreparedMessages.set("console.log('鼬')", new ConsoleMessage({
 		"鼬"
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[\"鼬\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(%27%E9%BC%AC%27)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[\"鼬\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(%27%E9%BC%AC%27)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(%27%E9%BC%AC%27)",
@@ -155,7 +158,8 @@ stubPreparedMessages.set("console.log('鼬')", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.clear()", new ConsoleMessage({
@@ -169,8 +173,7 @@ stubPreparedMessages.set("console.clear()", new ConsoleMessage({
 		"Console was cleared."
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"clear\",\"level\":\"log\",\"messageText\":null,\"parameters\":[\"Console was cleared.\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.clear()\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
-	"stacktrace": null,
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"clear\",\"level\":\"log\",\"messageText\":null,\"parameters\":[\"Console was cleared.\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.clear()\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.clear()",
 		"line": 1,
@@ -178,7 +181,8 @@ stubPreparedMessages.set("console.clear()", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.count('bar')", new ConsoleMessage({
@@ -190,7 +194,7 @@ stubPreparedMessages.set("console.count('bar')", new ConsoleMessage({
 	"messageText": "bar: 1",
 	"parameters": null,
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"debug\",\"messageText\":\"bar: 1\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.count(%27bar%27)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"debug\",\"messageText\":\"bar: 1\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.count(%27bar%27)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.count(%27bar%27)",
@@ -199,7 +203,8 @@ stubPreparedMessages.set("console.count('bar')", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.assert(false, {message: 'foobar'})", new ConsoleMessage({
@@ -234,7 +239,7 @@ stubPreparedMessages.set("console.assert(false, {message: 'foobar'})", new Conso
 		}
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"assert\",\"level\":\"error\",\"messageText\":null,\"parameters\":[{\"type\":\"object\",\"actor\":\"server1.conn8.child1/obj31\",\"class\":\"Object\",\"extensible\":true,\"frozen\":false,\"sealed\":false,\"ownPropertyLength\":1,\"preview\":{\"kind\":\"Object\",\"ownProperties\":{\"message\":{\"configurable\":true,\"enumerable\":true,\"writable\":true,\"value\":\"foobar\"}},\"ownPropertiesLength\":1,\"safeGetterValues\":{}}}],\"repeatId\":null,\"stacktrace\":[{\"columnNumber\":27,\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.assert(false%2C%20%7Bmessage%3A%20%27foobar%27%7D)\",\"functionName\":\"triggerPacket\",\"language\":2,\"lineNumber\":1}],\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.assert(false%2C%20%7Bmessage%3A%20%27foobar%27%7D)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"assert\",\"level\":\"error\",\"messageText\":null,\"parameters\":[{\"type\":\"object\",\"actor\":\"server1.conn8.child1/obj31\",\"class\":\"Object\",\"extensible\":true,\"frozen\":false,\"sealed\":false,\"ownPropertyLength\":1,\"preview\":{\"kind\":\"Object\",\"ownProperties\":{\"message\":{\"configurable\":true,\"enumerable\":true,\"writable\":true,\"value\":\"foobar\"}},\"ownPropertiesLength\":1,\"safeGetterValues\":{}}}],\"repeatId\":null,\"stacktrace\":[{\"columnNumber\":27,\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.assert(false%2C%20%7Bmessage%3A%20%27foobar%27%7D)\",\"functionName\":\"triggerPacket\",\"language\":2,\"lineNumber\":1}],\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.assert(false%2C%20%7Bmessage%3A%20%27foobar%27%7D)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": [
 		{
 			"columnNumber": 27,
@@ -251,7 +256,8 @@ stubPreparedMessages.set("console.assert(false, {message: 'foobar'})", new Conso
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.log('hello \nfrom \rthe \"string world!')", new ConsoleMessage({
@@ -265,7 +271,7 @@ stubPreparedMessages.set("console.log('hello \nfrom \rthe \"string world!')", ne
 		"hello \nfrom \rthe \"string world!"
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[\"hello \\nfrom \\rthe \\\"string world!\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(%27hello%20%5Cnfrom%20%5Crthe%20%5C%22string%20world!%27)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[\"hello \\nfrom \\rthe \\\"string world!\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(%27hello%20%5Cnfrom%20%5Crthe%20%5C%22string%20world!%27)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(%27hello%20%5Cnfrom%20%5Crthe%20%5C%22string%20world!%27)",
@@ -274,7 +280,8 @@ stubPreparedMessages.set("console.log('hello \nfrom \rthe \"string world!')", ne
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.log('úṇĩçödê țĕșť')", new ConsoleMessage({
@@ -288,7 +295,7 @@ stubPreparedMessages.set("console.log('úṇĩçödê țĕșť')", new ConsoleMe
 		"úṇĩçödê țĕșť"
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[\"úṇĩçödê țĕșť\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(%27%C3%BA%E1%B9%87%C4%A9%C3%A7%C3%B6d%C3%AA%20%C8%9B%C4%95%C8%99%C5%A5%27)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[\"úṇĩçödê țĕșť\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(%27%C3%BA%E1%B9%87%C4%A9%C3%A7%C3%B6d%C3%AA%20%C8%9B%C4%95%C8%99%C5%A5%27)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(%27%C3%BA%E1%B9%87%C4%A9%C3%A7%C3%B6d%C3%AA%20%C8%9B%C4%95%C8%99%C5%A5%27)",
@@ -297,7 +304,8 @@ stubPreparedMessages.set("console.log('úṇĩçödê țĕșť')", new ConsoleMe
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.dirxml(window)", new ConsoleMessage({
@@ -315,7 +323,7 @@ stubPreparedMessages.set("console.dirxml(window)", new ConsoleMessage({
 			"extensible": true,
 			"frozen": false,
 			"sealed": false,
-			"ownPropertyLength": 804,
+			"ownPropertyLength": 815,
 			"preview": {
 				"kind": "ObjectWithURL",
 				"url": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-console-api.html"
@@ -323,7 +331,7 @@ stubPreparedMessages.set("console.dirxml(window)", new ConsoleMessage({
 		}
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[{\"type\":\"object\",\"actor\":\"server1.conn11.child1/obj31\",\"class\":\"Window\",\"extensible\":true,\"frozen\":false,\"sealed\":false,\"ownPropertyLength\":804,\"preview\":{\"kind\":\"ObjectWithURL\",\"url\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-console-api.html\"}}],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.dirxml(window)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[{\"type\":\"object\",\"actor\":\"server1.conn11.child1/obj31\",\"class\":\"Window\",\"extensible\":true,\"frozen\":false,\"sealed\":false,\"ownPropertyLength\":804,\"preview\":{\"kind\":\"ObjectWithURL\",\"url\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-console-api.html\"}}],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.dirxml(window)\",\"line\":1,\"column\":27},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.dirxml(window)",
@@ -332,7 +340,8 @@ stubPreparedMessages.set("console.dirxml(window)", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.trace()", new ConsoleMessage({
@@ -344,7 +353,7 @@ stubPreparedMessages.set("console.trace()", new ConsoleMessage({
 	"messageText": null,
 	"parameters": [],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"trace\",\"level\":\"log\",\"messageText\":null,\"parameters\":[],\"repeatId\":null,\"stacktrace\":[{\"columnNumber\":3,\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.trace()\",\"functionName\":\"testStacktraceFiltering\",\"language\":2,\"lineNumber\":3},{\"columnNumber\":3,\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.trace()\",\"functionName\":\"foo\",\"language\":2,\"lineNumber\":6},{\"columnNumber\":1,\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.trace()\",\"functionName\":\"triggerPacket\",\"language\":2,\"lineNumber\":9}],\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.trace()\",\"line\":3,\"column\":3},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"trace\",\"level\":\"log\",\"messageText\":null,\"parameters\":[],\"repeatId\":null,\"stacktrace\":[{\"columnNumber\":3,\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.trace()\",\"functionName\":\"testStacktraceFiltering\",\"language\":2,\"lineNumber\":3},{\"columnNumber\":3,\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.trace()\",\"functionName\":\"foo\",\"language\":2,\"lineNumber\":6},{\"columnNumber\":1,\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.trace()\",\"functionName\":\"triggerPacket\",\"language\":2,\"lineNumber\":9}],\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.trace()\",\"line\":3,\"column\":3},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": [
 		{
 			"columnNumber": 3,
@@ -375,7 +384,8 @@ stubPreparedMessages.set("console.trace()", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.time('bar')", new ConsoleMessage({
@@ -387,7 +397,7 @@ stubPreparedMessages.set("console.time('bar')", new ConsoleMessage({
 	"messageText": null,
 	"parameters": null,
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"nullMessage\",\"level\":\"log\",\"messageText\":null,\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.time(%27bar%27)\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"nullMessage\",\"level\":\"log\",\"messageText\":null,\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.time(%27bar%27)\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.time(%27bar%27)",
@@ -396,7 +406,8 @@ stubPreparedMessages.set("console.time('bar')", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.timeEnd('bar')", new ConsoleMessage({
@@ -408,7 +419,7 @@ stubPreparedMessages.set("console.timeEnd('bar')", new ConsoleMessage({
 	"messageText": "bar: 1.36ms",
 	"parameters": null,
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"timeEnd\",\"level\":\"log\",\"messageText\":\"bar: 1.36ms\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.time(%27bar%27)\",\"line\":3,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"timeEnd\",\"level\":\"log\",\"messageText\":\"bar: 1.36ms\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.time(%27bar%27)\",\"line\":3,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.time(%27bar%27)",
@@ -417,7 +428,8 @@ stubPreparedMessages.set("console.timeEnd('bar')", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.table('bar')", new ConsoleMessage({
@@ -431,7 +443,7 @@ stubPreparedMessages.set("console.table('bar')", new ConsoleMessage({
 		"bar"
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[\"bar\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.table(%27bar%27)\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[\"bar\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.table(%27bar%27)\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.table(%27bar%27)",
@@ -440,7 +452,8 @@ stubPreparedMessages.set("console.table('bar')", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.table(['a', 'b', 'c'])", new ConsoleMessage({
@@ -471,7 +484,7 @@ stubPreparedMessages.set("console.table(['a', 'b', 'c'])", new ConsoleMessage({
 		}
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"table\",\"level\":\"log\",\"messageText\":null,\"parameters\":[{\"type\":\"object\",\"actor\":\"server1.conn15.child1/obj31\",\"class\":\"Array\",\"extensible\":true,\"frozen\":false,\"sealed\":false,\"ownPropertyLength\":4,\"preview\":{\"kind\":\"ArrayLike\",\"length\":3,\"items\":[\"a\",\"b\",\"c\"]}}],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.table(%5B%27a%27%2C%20%27b%27%2C%20%27c%27%5D)\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"table\",\"level\":\"log\",\"messageText\":null,\"parameters\":[{\"type\":\"object\",\"actor\":\"server1.conn15.child1/obj31\",\"class\":\"Array\",\"extensible\":true,\"frozen\":false,\"sealed\":false,\"ownPropertyLength\":4,\"preview\":{\"kind\":\"ArrayLike\",\"length\":3,\"items\":[\"a\",\"b\",\"c\"]}}],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.table(%5B%27a%27%2C%20%27b%27%2C%20%27c%27%5D)\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.table(%5B%27a%27%2C%20%27b%27%2C%20%27c%27%5D)",
@@ -480,7 +493,8 @@ stubPreparedMessages.set("console.table(['a', 'b', 'c'])", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.group('bar')", new ConsoleMessage({
@@ -492,7 +506,7 @@ stubPreparedMessages.set("console.group('bar')", new ConsoleMessage({
 	"messageText": "bar",
 	"parameters": null,
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"startGroup\",\"level\":\"log\",\"messageText\":\"bar\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.group(%27bar%27)\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"startGroup\",\"level\":\"log\",\"messageText\":\"bar\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.group(%27bar%27)\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.group(%27bar%27)",
@@ -501,7 +515,8 @@ stubPreparedMessages.set("console.group('bar')", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.groupEnd('bar')", new ConsoleMessage({
@@ -513,7 +528,7 @@ stubPreparedMessages.set("console.groupEnd('bar')", new ConsoleMessage({
 	"messageText": null,
 	"parameters": null,
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"endGroup\",\"level\":\"log\",\"messageText\":null,\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.group(%27bar%27)\",\"line\":3,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"endGroup\",\"level\":\"log\",\"messageText\":null,\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.group(%27bar%27)\",\"line\":3,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.group(%27bar%27)",
@@ -522,7 +537,8 @@ stubPreparedMessages.set("console.groupEnd('bar')", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.groupCollapsed('foo')", new ConsoleMessage({
@@ -534,7 +550,7 @@ stubPreparedMessages.set("console.groupCollapsed('foo')", new ConsoleMessage({
 	"messageText": "foo",
 	"parameters": null,
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"startGroupCollapsed\",\"level\":\"log\",\"messageText\":\"foo\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.groupCollapsed(%27foo%27)\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"startGroupCollapsed\",\"level\":\"log\",\"messageText\":\"foo\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.groupCollapsed(%27foo%27)\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.groupCollapsed(%27foo%27)",
@@ -543,7 +559,8 @@ stubPreparedMessages.set("console.groupCollapsed('foo')", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.groupEnd('foo')", new ConsoleMessage({
@@ -555,7 +572,7 @@ stubPreparedMessages.set("console.groupEnd('foo')", new ConsoleMessage({
 	"messageText": null,
 	"parameters": null,
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"endGroup\",\"level\":\"log\",\"messageText\":null,\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.groupCollapsed(%27foo%27)\",\"line\":3,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"endGroup\",\"level\":\"log\",\"messageText\":null,\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.groupCollapsed(%27foo%27)\",\"line\":3,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.groupCollapsed(%27foo%27)",
@@ -564,7 +581,8 @@ stubPreparedMessages.set("console.groupEnd('foo')", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.group()", new ConsoleMessage({
@@ -576,7 +594,7 @@ stubPreparedMessages.set("console.group()", new ConsoleMessage({
 	"messageText": "<no group label>",
 	"parameters": null,
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"startGroup\",\"level\":\"log\",\"messageText\":\"<no group label>\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.group()\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"startGroup\",\"level\":\"log\",\"messageText\":\"<no group label>\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.group()\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.group()",
@@ -585,7 +603,8 @@ stubPreparedMessages.set("console.group()", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.groupEnd()", new ConsoleMessage({
@@ -597,7 +616,7 @@ stubPreparedMessages.set("console.groupEnd()", new ConsoleMessage({
 	"messageText": null,
 	"parameters": null,
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"endGroup\",\"level\":\"log\",\"messageText\":null,\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.group()\",\"line\":3,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"endGroup\",\"level\":\"log\",\"messageText\":null,\"parameters\":null,\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.group()\",\"line\":3,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.group()",
@@ -606,7 +625,8 @@ stubPreparedMessages.set("console.groupEnd()", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": null,
-	"userProvidedStyles": []
+	"userProvidedStyles": [],
+	"notes": null
 }));
 
 stubPreparedMessages.set("console.log(%cfoobar)", new ConsoleMessage({
@@ -621,7 +641,7 @@ stubPreparedMessages.set("console.log(%cfoobar)", new ConsoleMessage({
 		"bar"
 	],
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[\"foo\",\"bar\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(%25cfoobar)\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[\"color:blue;font-size:1.3em;background:url('http://example.com/test');position:absolute;top:10px\",\"color:red;background:url('http://example.com/test')\"]}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"console-api\",\"type\":\"log\",\"level\":\"log\",\"messageText\":null,\"parameters\":[\"foo\",\"bar\"],\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(%25cfoobar)\",\"line\":2,\"column\":1},\"groupId\":null,\"exceptionDocURL\":null,\"userProvidedStyles\":[\"color:blue;font-size:1.3em;background:url('http://example.com/test');position:absolute;top:10px\",\"color:red;background:url('http://example.com/test')\"],\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=console.log(%25cfoobar)",
@@ -633,10 +653,10 @@ stubPreparedMessages.set("console.log(%cfoobar)", new ConsoleMessage({
 	"userProvidedStyles": [
 		"color:blue;font-size:1.3em;background:url('http://example.com/test');position:absolute;top:10px",
 		"color:red;background:url('http://example.com/test')"
-	]
+	],
+	"notes": null
 }));
 
-
 stubPackets.set("console.log('foobar', 'test')", {
 	"from": "server1.conn0.child1/consoleActor2",
 	"type": "consoleAPICall",
@@ -1017,7 +1037,7 @@ stubPackets.set("console.dirxml(window)", {
 				"extensible": true,
 				"frozen": false,
 				"sealed": false,
-				"ownPropertyLength": 804,
+				"ownPropertyLength": 815,
 				"preview": {
 					"kind": "ObjectWithURL",
 					"url": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-console-api.html"
@@ -1451,8 +1471,7 @@ stubPackets.set("console.log(%cfoobar)", {
 	}
 });
 
-
 module.exports = {
   stubPreparedMessages,
   stubPackets,
-}
\ No newline at end of file
+};
diff --git a/devtools/client/webconsole/new-console-output/test/fixtures/stubs/evaluationResult.js b/devtools/client/webconsole/new-console-output/test/fixtures/stubs/evaluationResult.js
index 098086044..0682d9134 100644
--- a/devtools/client/webconsole/new-console-output/test/fixtures/stubs/evaluationResult.js
+++ b/devtools/client/webconsole/new-console-output/test/fixtures/stubs/evaluationResult.js
@@ -11,8 +11,6 @@ const { ConsoleMessage, NetworkEventMessage } = require("devtools/client/webcons
 
 let stubPreparedMessages = new Map();
 let stubPackets = new Map();
-
-
 stubPreparedMessages.set("new Date(0)", new ConsoleMessage({
 	"id": "1",
 	"allowRepeating": true,
@@ -32,11 +30,12 @@ stubPreparedMessages.set("new Date(0)", new ConsoleMessage({
 		}
 	},
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"javascript\",\"type\":\"result\",\"level\":\"log\",\"parameters\":{\"type\":\"object\",\"actor\":\"server1.conn0.child1/obj30\",\"class\":\"Date\",\"extensible\":true,\"frozen\":false,\"sealed\":false,\"ownPropertyLength\":0,\"preview\":{\"timestamp\":0}},\"repeatId\":null,\"stacktrace\":null,\"frame\":null,\"groupId\":null,\"userProvidedStyles\":null}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"javascript\",\"type\":\"result\",\"level\":\"log\",\"parameters\":{\"type\":\"object\",\"actor\":\"server1.conn0.child1/obj30\",\"class\":\"Date\",\"extensible\":true,\"frozen\":false,\"sealed\":false,\"ownPropertyLength\":0,\"preview\":{\"timestamp\":0}},\"repeatId\":null,\"stacktrace\":null,\"frame\":null,\"groupId\":null,\"userProvidedStyles\":null,\"notes\":null}",
 	"stacktrace": null,
 	"frame": null,
 	"groupId": null,
-	"userProvidedStyles": null
+	"userProvidedStyles": null,
+	"notes": null
 }));
 
 stubPreparedMessages.set("asdf()", new ConsoleMessage({
@@ -50,7 +49,7 @@ stubPreparedMessages.set("asdf()", new ConsoleMessage({
 		"type": "undefined"
 	},
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"javascript\",\"type\":\"result\",\"level\":\"error\",\"messageText\":\"ReferenceError: asdf is not defined\",\"parameters\":{\"type\":\"undefined\"},\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"debugger eval code\",\"line\":1,\"column\":1},\"groupId\":null,\"exceptionDocURL\":\"https://developer.mozilla.org/docs/Web/JavaScript/Reference/Errors/Not_defined?utm_source=mozilla&utm_medium=firefox-console-errors&utm_campaign=default\",\"userProvidedStyles\":null}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"javascript\",\"type\":\"result\",\"level\":\"error\",\"messageText\":\"ReferenceError: asdf is not defined\",\"parameters\":{\"type\":\"undefined\"},\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"debugger eval code\",\"line\":1,\"column\":1},\"groupId\":null,\"exceptionDocURL\":\"https://developer.mozilla.org/docs/Web/JavaScript/Reference/Errors/Not_defined?utm_source=mozilla&utm_medium=firefox-console-errors&utm_campaign=default\",\"userProvidedStyles\":null,\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "debugger eval code",
@@ -59,7 +58,8 @@ stubPreparedMessages.set("asdf()", new ConsoleMessage({
 	},
 	"groupId": null,
 	"exceptionDocURL": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Errors/Not_defined?utm_source=mozilla&utm_medium=firefox-console-errors&utm_campaign=default",
-	"userProvidedStyles": null
+	"userProvidedStyles": null,
+	"notes": null
 }));
 
 stubPreparedMessages.set("1 + @", new ConsoleMessage({
@@ -73,7 +73,7 @@ stubPreparedMessages.set("1 + @", new ConsoleMessage({
 		"type": "undefined"
 	},
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"javascript\",\"type\":\"result\",\"level\":\"error\",\"messageText\":\"SyntaxError: illegal character\",\"parameters\":{\"type\":\"undefined\"},\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"debugger eval code\",\"line\":1,\"column\":4},\"groupId\":null,\"userProvidedStyles\":null}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"javascript\",\"type\":\"result\",\"level\":\"error\",\"messageText\":\"SyntaxError: illegal character\",\"parameters\":{\"type\":\"undefined\"},\"repeatId\":null,\"stacktrace\":null,\"frame\":{\"source\":\"debugger eval code\",\"line\":1,\"column\":4},\"groupId\":null,\"userProvidedStyles\":null,\"notes\":null}",
 	"stacktrace": null,
 	"frame": {
 		"source": "debugger eval code",
@@ -81,10 +81,10 @@ stubPreparedMessages.set("1 + @", new ConsoleMessage({
 		"column": 4
 	},
 	"groupId": null,
-	"userProvidedStyles": null
+	"userProvidedStyles": null,
+	"notes": null
 }));
 
-
 stubPackets.set("new Date(0)", {
 	"from": "server1.conn0.child1/consoleActor2",
 	"input": "new Date(0)",
@@ -103,7 +103,8 @@ stubPackets.set("new Date(0)", {
 	"timestamp": 1476573073424,
 	"exception": null,
 	"frame": null,
-	"helperResult": null
+	"helperResult": null,
+	"notes": null
 });
 
 stubPackets.set("asdf()", {
@@ -138,7 +139,8 @@ stubPackets.set("asdf()", {
 		"line": 1,
 		"column": 1
 	},
-	"helperResult": null
+	"helperResult": null,
+	"notes": null
 });
 
 stubPackets.set("1 + @", {
@@ -172,11 +174,11 @@ stubPackets.set("1 + @", {
 		"line": 1,
 		"column": 4
 	},
-	"helperResult": null
+	"helperResult": null,
+	"notes": null
 });
 
-
 module.exports = {
   stubPreparedMessages,
   stubPackets,
-}
\ No newline at end of file
+};
diff --git a/devtools/client/webconsole/new-console-output/test/fixtures/stubs/pageError.js b/devtools/client/webconsole/new-console-output/test/fixtures/stubs/pageError.js
index eda8e8b83..80147e7dd 100644
--- a/devtools/client/webconsole/new-console-output/test/fixtures/stubs/pageError.js
+++ b/devtools/client/webconsole/new-console-output/test/fixtures/stubs/pageError.js
@@ -11,8 +11,6 @@ const { ConsoleMessage, NetworkEventMessage } = require("devtools/client/webcons
 
 let stubPreparedMessages = new Map();
 let stubPackets = new Map();
-
-
 stubPreparedMessages.set("ReferenceError: asdf is not defined", new ConsoleMessage({
 	"id": "1",
 	"allowRepeating": true,
@@ -22,7 +20,7 @@ stubPreparedMessages.set("ReferenceError: asdf is not defined", new ConsoleMessa
 	"messageText": "ReferenceError: asdf is not defined",
 	"parameters": null,
 	"repeat": 1,
-	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"javascript\",\"type\":\"log\",\"level\":\"error\",\"messageText\":\"ReferenceError: asdf is not defined\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":[{\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=Reference%20Error\",\"lineNumber\":3,\"columnNumber\":5,\"functionName\":\"bar\"},{\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=Reference%20Error\",\"lineNumber\":6,\"columnNumber\":5,\"functionName\":\"foo\"},{\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=Reference%20Error\",\"lineNumber\":9,\"columnNumber\":3,\"functionName\":null}],\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=Reference%20Error\",\"line\":3,\"column\":5},\"groupId\":null,\"exceptionDocURL\":\"https://developer.mozilla.org/docs/Web/JavaScript/Reference/Errors/Not_defined?utm_source=mozilla&utm_medium=firefox-console-errors&utm_campaign=default\"}",
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"javascript\",\"type\":\"log\",\"level\":\"error\",\"messageText\":\"ReferenceError: asdf is not defined\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":[{\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=Reference%20Error\",\"lineNumber\":3,\"columnNumber\":5,\"functionName\":\"bar\"},{\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=Reference%20Error\",\"lineNumber\":6,\"columnNumber\":5,\"functionName\":\"foo\"},{\"filename\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=Reference%20Error\",\"lineNumber\":9,\"columnNumber\":3,\"functionName\":null}],\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=Reference%20Error\",\"line\":3,\"column\":5},\"groupId\":null,\"exceptionDocURL\":\"https://developer.mozilla.org/docs/Web/JavaScript/Reference/Errors/Not_defined?utm_source=mozilla&utm_medium=firefox-console-errors&utm_campaign=default\",\"userProvidedStyles\":null,\"notes\":null}",
 	"stacktrace": [
 		{
 			"filename": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-tempfile.js?key=Reference%20Error",
@@ -49,9 +47,53 @@ stubPreparedMessages.set("ReferenceError: asdf is not defined", new ConsoleMessa
 		"column": 5
 	},
 	"groupId": null,
-	"exceptionDocURL": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Errors/Not_defined?utm_source=mozilla&utm_medium=firefox-console-errors&utm_campaign=default"
+	"exceptionDocURL": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Errors/Not_defined?utm_source=mozilla&utm_medium=firefox-console-errors&utm_campaign=default",
+	"userProvidedStyles": null,
+	"notes": null
 }));
 
+stubPreparedMessages.set("SyntaxError: redeclaration of let a", new ConsoleMessage({
+	"id": "1",
+	"allowRepeating": true,
+	"source": "javascript",
+	"type": "log",
+	"level": "error",
+	"messageText": "SyntaxError: redeclaration of let a",
+	"parameters": null,
+	"repeat": 1,
+	"repeatId": "{\"id\":null,\"allowRepeating\":true,\"source\":\"javascript\",\"type\":\"log\",\"level\":\"error\",\"messageText\":\"SyntaxError: redeclaration of let a\",\"parameters\":null,\"repeatId\":null,\"stacktrace\":[{\"filename\":\"chrome://mochikit/content/tests/BrowserTestUtils/content-task.js line 52 > eval\",\"lineNumber\":6,\"columnNumber\":9,\"functionName\":null},{\"filename\":\"chrome://mochikit/content/tests/BrowserTestUtils/content-task.js\",\"lineNumber\":53,\"columnNumber\":20,\"functionName\":null}],\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-console-api.html\",\"line\":2,\"column\":9},\"groupId\":null,\"userProvidedStyles\":null,\"notes\":[{\"messageBody\":\"Previously declared at line 2, column 6\",\"frame\":{\"source\":\"http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-console-api.html\",\"line\":2,\"column\":6}}]}",
+	"stacktrace": [
+	{
+		"filename": "chrome://mochikit/content/tests/BrowserTestUtils/content-task.js line 52 > eval",
+		"lineNumber": 6,
+		"columnNumber": 9,
+		"functionName": null
+	},
+	{
+		"filename": "chrome://mochikit/content/tests/BrowserTestUtils/content-task.js",
+		"lineNumber": 53,
+		"columnNumber": 20,
+		"functionName": null
+	}
+	],
+	"frame": {
+	"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-console-api.html",
+	"line": 2,
+	"column": 9
+	},
+	"groupId": null,
+	"userProvidedStyles": null,
+	"notes": [
+	{
+		"messageBody": "Previously declared at line 2, column 6",
+		"frame": {
+		"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-console-api.html",
+		"line": 2,
+		"column": 6
+		}
+	}
+	]
+}));
 
 stubPackets.set("ReferenceError: asdf is not defined", {
 	"from": "server1.conn0.child1/consoleActor2",
@@ -91,12 +133,56 @@ stubPackets.set("ReferenceError: asdf is not defined", {
 				"columnNumber": 3,
 				"functionName": null
 			}
-		]
+		],
+		"notes": null
 	}
 });
 
+stubPackets.set("SyntaxError: redeclaration of let a", {
+	"from": "server1.conn0.child1/consoleActor2",
+	"type": "pageError",
+	"pageError": {
+		"errorMessage": "SyntaxError: redeclaration of let a",
+		"errorMessageName": "JSMSG_REDECLARED_VAR",
+		"sourceName": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-console-api.html",
+		"lineText": "  let a, a;\n",
+		"lineNumber": 2,
+		"columnNumber": 9,
+		"category": "content javascript",
+		"warning": false,
+		"error": false,
+		"exception": true,
+		"strict": false,
+		"info": false,
+		"private": false,
+		"stacktrace": [
+		{
+			"filename": "chrome://mochikit/content/tests/BrowserTestUtils/content-task.js line 52 > eval",
+			"lineNumber": 6,
+			"columnNumber": 9,
+			"functionName": null
+		},
+		{
+			"filename": "chrome://mochikit/content/tests/BrowserTestUtils/content-task.js",
+			"lineNumber": 53,
+			"columnNumber": 20,
+			"functionName": null
+		}
+	],
+	"notes": [
+		{
+			"messageBody": "Previously declared at line 2, column 6",
+			"frame": {
+				"source": "http://example.com/browser/devtools/client/webconsole/new-console-output/test/fixtures/stub-generators/test-console-api.html",
+				"line": 2,
+				"column": 6
+			}
+		}
+	]
+	}
+});
 
 module.exports = {
   stubPreparedMessages,
   stubPackets,
-}
\ No newline at end of file
+};
diff --git a/devtools/client/webconsole/new-console-output/types.js b/devtools/client/webconsole/new-console-output/types.js
index 897ae5d3a..cb27aedab 100644
--- a/devtools/client/webconsole/new-console-output/types.js
+++ b/devtools/client/webconsole/new-console-output/types.js
@@ -38,6 +38,7 @@ exports.ConsoleMessage = Immutable.Record({
   groupId: null,
   exceptionDocURL: null,
   userProvidedStyles: null,
+  notes: null,
 });
 
 exports.NetworkEventMessage = Immutable.Record({
diff --git a/devtools/client/webconsole/new-console-output/utils/messages.js b/devtools/client/webconsole/new-console-output/utils/messages.js
index f91209e9d..119bc7fba 100644
--- a/devtools/client/webconsole/new-console-output/utils/messages.js
+++ b/devtools/client/webconsole/new-console-output/utils/messages.js
@@ -165,6 +165,7 @@ function transformPacket(packet) {
         stacktrace: pageError.stacktrace ? pageError.stacktrace : null,
         frame,
         exceptionDocURL: pageError.exceptionDocURL,
+        notes: pageError.notes,
       });
     }
 
@@ -185,7 +186,8 @@ function transformPacket(packet) {
         exceptionMessage: messageText,
         exceptionDocURL,
         frame,
-        result: parameters
+        result: parameters,
+        notes,
       } = packet;
 
       const level = messageText ? MESSAGE_LEVEL.ERROR : MESSAGE_LEVEL.LOG;
@@ -197,6 +199,7 @@ function transformPacket(packet) {
         parameters,
         exceptionDocURL,
         frame,
+        notes,
       });
     }
   }
diff --git a/devtools/server/actors/webconsole.js b/devtools/server/actors/webconsole.js
index a1eba84ed..66715bd34 100644
--- a/devtools/server/actors/webconsole.js
+++ b/devtools/server/actors/webconsole.js
@@ -888,7 +888,8 @@ WebConsoleActor.prototype =
     let evalResult = evalInfo.result;
     let helperResult = evalInfo.helperResult;
 
-    let result, errorDocURL, errorMessage, errorGrip = null, frame = null;
+    let result, errorDocURL, errorMessage, errorNotes = null, errorGrip = null,
+        frame = null;
     if (evalResult) {
       if ("return" in evalResult) {
         result = evalResult.return;
@@ -943,6 +944,23 @@ WebConsoleActor.prototype =
             };
           }
         } catch (ex) {}
+
+        try {
+          let notes = error.errorNotes;
+          if (notes && notes.length) {
+            errorNotes = [];
+            for (let note of notes) {
+              errorNotes.push({
+                messageBody: this._createStringGrip(note.message),
+                frame: {
+                  source: note.fileName,
+                  line: note.lineNumber,
+                  column: note.columnNumber,
+                }
+              });
+            }
+          }
+        } catch (ex) {}
       }
     }
 
@@ -967,6 +985,7 @@ WebConsoleActor.prototype =
       exceptionDocURL: errorDocURL,
       frame,
       helperResult: helperResult,
+      notes: errorNotes,
     };
   },
 
@@ -1500,6 +1519,23 @@ WebConsoleActor.prototype =
       lineText = lineText.substr(0, DebuggerServer.LONG_STRING_INITIAL_LENGTH);
     }
 
+    let notesArray = null;
+    let notes = aPageError.notes;
+    if (notes && notes.length) {
+      notesArray = [];
+      for (let i = 0, len = notes.length; i < len; i++) {
+        let note = notes.queryElementAt(i, Ci.nsIScriptErrorNote);
+        notesArray.push({
+          messageBody: this._createStringGrip(note.errorMessage),
+          frame: {
+            source: note.sourceName,
+            line: note.lineNumber,
+            column: note.columnNumber,
+          }
+        });
+      }
+    }
+
     return {
       errorMessage: this._createStringGrip(aPageError.errorMessage),
       errorMessageName: aPageError.errorMessageName,
@@ -1516,7 +1552,8 @@ WebConsoleActor.prototype =
       strict: !!(aPageError.flags & aPageError.strictFlag),
       info: !!(aPageError.flags & aPageError.infoFlag),
       private: aPageError.isFromPrivateWindow,
-      stacktrace: stack
+      stacktrace: stack,
+      notes: notesArray,
     };
   },
 
diff --git a/devtools/shared/webconsole/test/test_page_errors.html b/devtools/shared/webconsole/test/test_page_errors.html
index 78138856e..b4c0fe885 100644
--- a/devtools/shared/webconsole/test/test_page_errors.html
+++ b/devtools/shared/webconsole/test/test_page_errors.html
@@ -112,6 +112,24 @@ function doPageErrors()
       warning: true,
       exception: false,
     },
+    "let a, a;": {
+      errorMessage: /redeclaration of/,
+      errorMessageName: "JSMSG_REDECLARED_VAR",
+      sourceName: /test_page_errors/,
+      category: "chrome javascript",
+      timeStamp: /^\d+$/,
+      error: false,
+      warning: false,
+      exception: true,
+      notes: [
+        {
+          messageBody: /Previously declared at line/,
+          frame: {
+            source: /test_page_errors/,
+          }
+        }
+      ]
+    },
   };
 
   let container = document.createElement("script");