Add m-esr52 at 52.6.0

1 files changed, 1003 insertions, 0 deletions

diff --git a/toolkit/content/aboutSupport.js b/toolkit/content/aboutSupport.js
new file mode 100644
index 000000000..95cadfbe7
--- /dev/null
+++ b/toolkit/content/aboutSupport.js
@@ -0,0 +1,1003 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+var { classes: Cc, interfaces: Ci, utils: Cu } = Components;
+
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+Cu.import("resource://gre/modules/Services.jsm");
+Cu.import("resource://gre/modules/Troubleshoot.jsm");
+Cu.import("resource://gre/modules/ResetProfile.jsm");
+Cu.import("resource://gre/modules/AppConstants.jsm");
+
+XPCOMUtils.defineLazyModuleGetter(this, "PluralForm",
+                                  "resource://gre/modules/PluralForm.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "PlacesDBUtils",
+                                  "resource://gre/modules/PlacesDBUtils.jsm");
+
+window.addEventListener("load", function onload(event) {
+  try {
+  window.removeEventListener("load", onload, false);
+  Troubleshoot.snapshot(function (snapshot) {
+    for (let prop in snapshotFormatters)
+      snapshotFormatters[prop](snapshot[prop]);
+  });
+  populateActionBox();
+  setupEventListeners();
+  } catch (e) {
+    Cu.reportError("stack of load error for about:support: " + e + ": " + e.stack);
+  }
+}, false);
+
+// Each property in this object corresponds to a property in Troubleshoot.jsm's
+// snapshot data.  Each function is passed its property's corresponding data,
+// and it's the function's job to update the page with it.
+var snapshotFormatters = {
+
+  application: function application(data) {
+    $("application-box").textContent = data.name;
+    $("useragent-box").textContent = data.userAgent;
+    $("os-box").textContent = data.osVersion;
+    $("supportLink").href = data.supportURL;
+    let version = AppConstants.MOZ_APP_VERSION_DISPLAY;
+    if (data.vendor)
+      version += " (" + data.vendor + ")";
+    $("version-box").textContent = version;
+    $("buildid-box").textContent = data.buildID;
+    if (data.updateChannel)
+      $("updatechannel-box").textContent = data.updateChannel;
+
+    let statusText = stringBundle().GetStringFromName("multiProcessStatus.unknown");
+
+    // Whitelist of known values with string descriptions:
+    switch (data.autoStartStatus) {
+      case 0:
+      case 1:
+      case 2:
+      case 4:
+      case 6:
+      case 7:
+      case 8:
+        statusText = stringBundle().GetStringFromName("multiProcessStatus." + data.autoStartStatus);
+        break;
+
+      case 10:
+        statusText = (Services.appinfo.OS == "Darwin" ? "OS X 10.6 - 10.8" : "Windows XP");
+        break;
+    }
+
+    $("multiprocess-box").textContent = stringBundle().formatStringFromName("multiProcessWindows",
+      [data.numRemoteWindows, data.numTotalWindows, statusText], 3);
+
+    $("safemode-box").textContent = data.safeMode;
+  },
+
+  crashes: function crashes(data) {
+    if (!AppConstants.MOZ_CRASHREPORTER)
+      return;
+
+    let strings = stringBundle();
+    let daysRange = Troubleshoot.kMaxCrashAge / (24 * 60 * 60 * 1000);
+    $("crashes-title").textContent =
+      PluralForm.get(daysRange, strings.GetStringFromName("crashesTitle"))
+                .replace("#1", daysRange);
+    let reportURL;
+    try {
+      reportURL = Services.prefs.getCharPref("breakpad.reportURL");
+      // Ignore any non http/https urls
+      if (!/^https?:/i.test(reportURL))
+        reportURL = null;
+    }
+    catch (e) { }
+    if (!reportURL) {
+      $("crashes-noConfig").style.display = "block";
+      $("crashes-noConfig").classList.remove("no-copy");
+      return;
+    }
+    $("crashes-allReports").style.display = "block";
+    $("crashes-allReports").classList.remove("no-copy");
+
+    if (data.pending > 0) {
+      $("crashes-allReportsWithPending").textContent =
+        PluralForm.get(data.pending, strings.GetStringFromName("pendingReports"))
+                  .replace("#1", data.pending);
+    }
+
+    let dateNow = new Date();
+    $.append($("crashes-tbody"), data.submitted.map(function (crash) {
+      let date = new Date(crash.date);
+      let timePassed = dateNow - date;
+      let formattedDate;
+      if (timePassed >= 24 * 60 * 60 * 1000)
+      {
+        let daysPassed = Math.round(timePassed / (24 * 60 * 60 * 1000));
+        let daysPassedString = strings.GetStringFromName("crashesTimeDays");
+        formattedDate = PluralForm.get(daysPassed, daysPassedString)
+                                  .replace("#1", daysPassed);
+      }
+      else if (timePassed >= 60 * 60 * 1000)
+      {
+        let hoursPassed = Math.round(timePassed / (60 * 60 * 1000));
+        let hoursPassedString = strings.GetStringFromName("crashesTimeHours");
+        formattedDate = PluralForm.get(hoursPassed, hoursPassedString)
+                                  .replace("#1", hoursPassed);
+      }
+      else
+      {
+        let minutesPassed = Math.max(Math.round(timePassed / (60 * 1000)), 1);
+        let minutesPassedString = strings.GetStringFromName("crashesTimeMinutes");
+        formattedDate = PluralForm.get(minutesPassed, minutesPassedString)
+                                  .replace("#1", minutesPassed);
+      }
+      return $.new("tr", [
+        $.new("td", [
+          $.new("a", crash.id, null, {href : reportURL + crash.id})
+        ]),
+        $.new("td", formattedDate)
+      ]);
+    }));
+  },
+
+  extensions: function extensions(data) {
+    $.append($("extensions-tbody"), data.map(function (extension) {
+      return $.new("tr", [
+        $.new("td", extension.name),
+        $.new("td", extension.version),
+        $.new("td", extension.isActive),
+        $.new("td", extension.id),
+      ]);
+    }));
+  },
+
+  experiments: function experiments(data) {
+    $.append($("experiments-tbody"), data.map(function (experiment) {
+      return $.new("tr", [
+        $.new("td", experiment.name),
+        $.new("td", experiment.id),
+        $.new("td", experiment.description),
+        $.new("td", experiment.active),
+        $.new("td", experiment.endDate),
+        $.new("td", [
+          $.new("a", experiment.detailURL, null, {href : experiment.detailURL, })
+        ]),
+        $.new("td", experiment.branch),
+      ]);
+    }));
+  },
+
+  modifiedPreferences: function modifiedPreferences(data) {
+    $.append($("prefs-tbody"), sortedArrayFromObject(data).map(
+      function ([name, value]) {
+        return $.new("tr", [
+          $.new("td", name, "pref-name"),
+          // Very long preference values can cause users problems when they
+          // copy and paste them into some text editors.  Long values generally
+          // aren't useful anyway, so truncate them to a reasonable length.
+          $.new("td", String(value).substr(0, 120), "pref-value"),
+        ]);
+      }
+    ));
+  },
+
+  lockedPreferences: function lockedPreferences(data) {
+    $.append($("locked-prefs-tbody"), sortedArrayFromObject(data).map(
+      function ([name, value]) {
+        return $.new("tr", [
+          $.new("td", name, "pref-name"),
+          $.new("td", String(value).substr(0, 120), "pref-value"),
+        ]);
+      }
+    ));
+  },
+
+  graphics: function graphics(data) {
+    let strings = stringBundle();
+
+    function localizedMsg(msgArray) {
+      let nameOrMsg = msgArray.shift();
+      if (msgArray.length) {
+        // formatStringFromName logs an NS_ASSERTION failure otherwise that says
+        // "use GetStringFromName".  Lame.
+        try {
+          return strings.formatStringFromName(nameOrMsg, msgArray,
+                                              msgArray.length);
+        }
+        catch (err) {
+          // Throws if nameOrMsg is not a name in the bundle.  This shouldn't
+          // actually happen though, since msgArray.length > 1 => nameOrMsg is a
+          // name in the bundle, not a message, and the remaining msgArray
+          // elements are parameters.
+          return nameOrMsg;
+        }
+      }
+      try {
+        return strings.GetStringFromName(nameOrMsg);
+      }
+      catch (err) {
+        // Throws if nameOrMsg is not a name in the bundle.
+      }
+      return nameOrMsg;
+    }
+
+    // Read APZ info out of data.info, stripping it out in the process.
+    let apzInfo = [];
+    let formatApzInfo = function (info) {
+      let out = [];
+      for (let type of ['Wheel', 'Touch', 'Drag']) {
+        let key = 'Apz' + type + 'Input';
+
+        if (!(key in info))
+          continue;
+
+        delete info[key];
+
+        let message = localizedMsg([type.toLowerCase() + 'Enabled']);
+        out.push(message);
+      }
+
+      return out;
+    };
+
+    // Create a <tr> element with key and value columns.
+    //
+    // @key      Text in the key column. Localized automatically, unless starts with "#".
+    // @value    Text in the value column. Not localized.
+    function buildRow(key, value) {
+      let title;
+      if (key[0] == "#") {
+        title = key.substr(1);
+      } else {
+        try {
+          title = strings.GetStringFromName(key);
+        } catch (e) {
+          title = key;
+        }
+      }
+      return $.new("tr", [
+        $.new("th", title, "column"),
+        $.new("td", value),
+      ]);
+    }
+
+    // @where    The name in "graphics-<name>-tbody", of the element to append to.
+    // @trs      Array of row elements.
+    function addRows(where, trs) {
+      $.append($("graphics-" + where + "-tbody"), trs);
+    }
+
+    // Build and append a row.
+    //
+    // @where    The name in "graphics-<name>-tbody", of the element to append to.
+    function addRow(where, key, value) {
+      addRows(where, [buildRow(key, value)]);
+    }
+    if (data.clearTypeParameters !== undefined) {
+      addRow("diagnostics", "clearTypeParameters", data.clearTypeParameters);
+    }
+    if ("info" in data) {
+      apzInfo = formatApzInfo(data.info);
+
+      let trs = sortedArrayFromObject(data.info).map(function ([prop, val]) {
+        return $.new("tr", [
+          $.new("th", prop, "column"),
+          $.new("td", String(val)),
+        ]);
+      });
+      addRows("diagnostics", trs);
+
+      delete data.info;
+    }
+
+    if (AppConstants.NIGHTLY_BUILD) {
+      let windowUtils = window.QueryInterface(Ci.nsIInterfaceRequestor)
+                              .getInterface(Ci.nsIDOMWindowUtils);
+      let gpuProcessPid = windowUtils.gpuProcessPid;
+
+      if (gpuProcessPid != -1) {
+        let gpuProcessKillButton = $.new("button");
+
+        gpuProcessKillButton.addEventListener("click", function() {
+          windowUtils.terminateGPUProcess();
+        });
+
+        gpuProcessKillButton.textContent = strings.GetStringFromName("gpuProcessKillButton");
+        addRow("diagnostics", "GPUProcessPid", gpuProcessPid);
+        addRow("diagnostics", "GPUProcess", [gpuProcessKillButton]);
+      }
+    }
+
+    // graphics-failures-tbody tbody
+    if ("failures" in data) {
+      // If indices is there, it should be the same length as failures,
+      // (see Troubleshoot.jsm) but we check anyway:
+      if ("indices" in data && data.failures.length == data.indices.length) {
+        let combined = [];
+        for (let i = 0; i < data.failures.length; i++) {
+          let assembled = assembleFromGraphicsFailure(i, data);
+          combined.push(assembled);
+        }
+        combined.sort(function(a, b) {
+            if (a.index < b.index) return -1;
+            if (a.index > b.index) return 1;
+            return 0;
+        });
+        $.append($("graphics-failures-tbody"),
+                 combined.map(function(val) {
+                   return $.new("tr", [$.new("th", val.header, "column"),
+                                       $.new("td", val.message)]);
+                 }));
+        delete data.indices;
+      } else {
+        $.append($("graphics-failures-tbody"),
+          [$.new("tr", [$.new("th", "LogFailure", "column"),
+                        $.new("td", data.failures.map(function (val) {
+                          return $.new("p", val);
+                       }))])]);
+      }
+    } else {
+      $("graphics-failures-tbody").style.display = "none";
+    }
+
+    // Add a new row to the table, and take the key (or keys) out of data.
+    //
+    // @where        Table section to add to.
+    // @key          Data key to use.
+    // @colKey       The localization key to use, if different from key.
+    function addRowFromKey(where, key, colKey) {
+      if (!(key in data))
+        return;
+      colKey = colKey || key;
+
+      let value;
+      let messageKey = key + "Message";
+      if (messageKey in data) {
+        value = localizedMsg(data[messageKey]);
+        delete data[messageKey];
+      } else {
+        value = data[key];
+      }
+      delete data[key];
+
+      if (value) {
+        addRow(where, colKey, value);
+      }
+    }
+
+    // graphics-features-tbody
+
+    let compositor = data.windowLayerManagerRemote
+                     ? data.windowLayerManagerType
+                     : "BasicLayers (" + strings.GetStringFromName("mainThreadNoOMTC") + ")";
+    addRow("features", "compositing", compositor);
+    delete data.windowLayerManagerRemote;
+    delete data.windowLayerManagerType;
+    delete data.numTotalWindows;
+    delete data.numAcceleratedWindows;
+    delete data.numAcceleratedWindowsMessage;
+
+    addRow("features", "asyncPanZoom",
+           apzInfo.length
+           ? apzInfo.join("; ")
+           : localizedMsg(["apzNone"]));
+    addRowFromKey("features", "webglRenderer");
+    addRowFromKey("features", "webgl2Renderer");
+    addRowFromKey("features", "supportsHardwareH264", "hardwareH264");
+    addRowFromKey("features", "currentAudioBackend", "audioBackend");
+    addRowFromKey("features", "direct2DEnabled", "#Direct2D");
+
+    if ("directWriteEnabled" in data) {
+      let message = data.directWriteEnabled;
+      if ("directWriteVersion" in data)
+        message += " (" + data.directWriteVersion + ")";
+      addRow("features", "#DirectWrite", message);
+      delete data.directWriteEnabled;
+      delete data.directWriteVersion;
+    }
+
+    // Adapter tbodies.
+    let adapterKeys = [
+      ["adapterDescription", "gpuDescription"],
+      ["adapterVendorID", "gpuVendorID"],
+      ["adapterDeviceID", "gpuDeviceID"],
+      ["driverVersion", "gpuDriverVersion"],
+      ["driverDate", "gpuDriverDate"],
+      ["adapterDrivers", "gpuDrivers"],
+      ["adapterSubsysID", "gpuSubsysID"],
+      ["adapterRAM", "gpuRAM"],
+    ];
+
+    function showGpu(id, suffix) {
+      function get(prop) {
+        return data[prop + suffix];
+      }
+
+      let trs = [];
+      for (let [prop, key] of adapterKeys) {
+        let value = get(prop);
+        if (value === undefined || value === "")
+          continue;
+        trs.push(buildRow(key, value));
+      }
+
+      if (trs.length == 0) {
+        $("graphics-" + id + "-tbody").style.display = "none";
+        return;
+      }
+
+      let active = "yes";
+      if ("isGPU2Active" in data && ((suffix == "2") != data.isGPU2Active)) {
+        active = "no";
+      }
+      addRow(id, "gpuActive", strings.GetStringFromName(active));
+      addRows(id, trs);
+    }
+    showGpu("gpu-1", "");
+    showGpu("gpu-2", "2");
+
+    // Remove adapter keys.
+    for (let [prop, key] of adapterKeys) {
+      delete data[prop];
+      delete data[prop + "2"];
+    }
+    delete data.isGPU2Active;
+
+    let featureLog = data.featureLog;
+    delete data.featureLog;
+
+    let features = [];
+    for (let feature of featureLog.features) {
+      // Only add interesting decisions - ones that were not automatic based on
+      // all.js/gfxPrefs defaults.
+      if (feature.log.length > 1 || feature.log[0].status != "available") {
+        features.push(feature);
+      }
+    }
+
+    if (features.length) {
+      for (let feature of features) {
+        let trs = [];
+        for (let entry of feature.log) {
+          if (entry.type == "default" && entry.status == "available")
+            continue;
+
+          let contents;
+          if (entry.message.length > 0 && entry.message[0] == "#") {
+            // This is a failure ID. See nsIGfxInfo.idl.
+            let m;
+            if (m = /#BLOCKLIST_FEATURE_FAILURE_BUG_(\d+)/.exec(entry.message)) {
+              let bugSpan = $.new("span");
+              bugSpan.textContent = strings.GetStringFromName("blocklistedBug") + "; ";
+
+              let bugHref = $.new("a");
+              bugHref.href = "https://bugzilla.mozilla.org/show_bug.cgi?id=" + m[1];
+              bugHref.textContent = strings.formatStringFromName("bugLink", [m[1]], 1);
+
+              contents = [bugSpan, bugHref];
+            } else {
+              contents = strings.formatStringFromName(
+                "unknownFailure", [entry.message.substr(1)], 1);
+            }
+          } else {
+            contents = entry.status + " by " + entry.type + ": " + entry.message;
+          }
+
+          trs.push($.new("tr", [
+            $.new("td", contents),
+          ]));
+        }
+        addRow("decisions", feature.name, [$.new("table", trs)]);
+      }
+    } else {
+      $("graphics-decisions-tbody").style.display = "none";
+    }
+
+    if (featureLog.fallbacks.length) {
+      for (let fallback of featureLog.fallbacks) {
+        addRow("workarounds", fallback.name, fallback.message);
+      }
+    } else {
+      $("graphics-workarounds-tbody").style.display = "none";
+    }
+
+    let crashGuards = data.crashGuards;
+    delete data.crashGuards;
+
+    if (crashGuards.length) {
+      for (let guard of crashGuards) {
+        let resetButton = $.new("button");
+        let onClickReset = (function (guard) {
+          // Note - need this wrapper until bug 449811 fixes |guard| scoping.
+          return function () {
+            Services.prefs.setIntPref(guard.prefName, 0);
+            resetButton.removeEventListener("click", onClickReset);
+            resetButton.disabled = true;
+          };
+        })(guard);
+
+        resetButton.textContent = strings.GetStringFromName("resetOnNextRestart");
+        resetButton.addEventListener("click", onClickReset);
+
+        addRow("crashguards", guard.type + "CrashGuard", [resetButton]);
+      }
+    } else {
+      $("graphics-crashguards-tbody").style.display = "none";
+    }
+
+    // Now that we're done, grab any remaining keys in data and drop them into
+    // the diagnostics section.
+    for (let key in data) {
+      let value = data[key];
+      if (Array.isArray(value)) {
+        value = localizedMsg(value);
+      }
+      addRow("diagnostics", key, value);
+    }
+  },
+
+  javaScript: function javaScript(data) {
+    $("javascript-incremental-gc").textContent = data.incrementalGCEnabled;
+  },
+
+  accessibility: function accessibility(data) {
+    $("a11y-activated").textContent = data.isActive;
+    $("a11y-force-disabled").textContent = data.forceDisabled || 0;
+  },
+
+  libraryVersions: function libraryVersions(data) {
+    let strings = stringBundle();
+    let trs = [
+      $.new("tr", [
+        $.new("th", ""),
+        $.new("th", strings.GetStringFromName("minLibVersions")),
+        $.new("th", strings.GetStringFromName("loadedLibVersions")),
+      ])
+    ];
+    sortedArrayFromObject(data).forEach(
+      function ([name, val]) {
+        trs.push($.new("tr", [
+          $.new("td", name),
+          $.new("td", val.minVersion),
+          $.new("td", val.version),
+        ]));
+      }
+    );
+    $.append($("libversions-tbody"), trs);
+  },
+
+  userJS: function userJS(data) {
+    if (!data.exists)
+      return;
+    let userJSFile = Services.dirsvc.get("PrefD", Ci.nsIFile);
+    userJSFile.append("user.js");
+    $("prefs-user-js-link").href = Services.io.newFileURI(userJSFile).spec;
+    $("prefs-user-js-section").style.display = "";
+    // Clear the no-copy class
+    $("prefs-user-js-section").className = "";
+  },
+
+  sandbox: function sandbox(data) {
+    if (!AppConstants.MOZ_SANDBOX)
+      return;
+
+    let strings = stringBundle();
+    let tbody = $("sandbox-tbody");
+    for (let key in data) {
+      // Simplify the display a little in the common case.
+      if (key === "hasPrivilegedUserNamespaces" &&
+          data[key] === data["hasUserNamespaces"]) {
+        continue;
+      }
+      tbody.appendChild($.new("tr", [
+        $.new("th", strings.GetStringFromName(key), "column"),
+        $.new("td", data[key])
+      ]));
+    }
+  },
+};
+
+var $ = document.getElementById.bind(document);
+
+$.new = function $_new(tag, textContentOrChildren, className, attributes) {
+  let elt = document.createElement(tag);
+  if (className)
+    elt.className = className;
+  if (attributes) {
+    for (let attrName in attributes)
+      elt.setAttribute(attrName, attributes[attrName]);
+  }
+  if (Array.isArray(textContentOrChildren))
+    this.append(elt, textContentOrChildren);
+  else
+    elt.textContent = String(textContentOrChildren);
+  return elt;
+};
+
+$.append = function $_append(parent, children) {
+  children.forEach(c => parent.appendChild(c));
+};
+
+function stringBundle() {
+  return Services.strings.createBundle(
+           "chrome://global/locale/aboutSupport.properties");
+}
+
+function assembleFromGraphicsFailure(i, data)
+{
+  // Only cover the cases we have today; for example, we do not have
+  // log failures that assert and we assume the log level is 1/error.
+  let message = data.failures[i];
+  let index = data.indices[i];
+  let what = "";
+  if (message.search(/\[GFX1-\]: \(LF\)/) == 0) {
+    // Non-asserting log failure - the message is substring(14)
+    what = "LogFailure";
+    message = message.substring(14);
+  } else if (message.search(/\[GFX1-\]: /) == 0) {
+    // Non-asserting - the message is substring(9)
+    what = "Error";
+    message = message.substring(9);
+  } else if (message.search(/\[GFX1\]: /) == 0) {
+    // Asserting - the message is substring(8)
+    what = "Assert";
+    message = message.substring(8);
+  }
+  let assembled = {"index" : index,
+                   "header" : ("(#" + index + ") " + what),
+                   "message" : message};
+  return assembled;
+}
+
+function sortedArrayFromObject(obj) {
+  let tuples = [];
+  for (let prop in obj)
+    tuples.push([prop, obj[prop]]);
+  tuples.sort(([prop1, v1], [prop2, v2]) => prop1.localeCompare(prop2));
+  return tuples;
+}
+
+function copyRawDataToClipboard(button) {
+  if (button)
+    button.disabled = true;
+  try {
+    Troubleshoot.snapshot(function (snapshot) {
+      if (button)
+        button.disabled = false;
+      let str = Cc["@mozilla.org/supports-string;1"].
+                createInstance(Ci.nsISupportsString);
+      str.data = JSON.stringify(snapshot, undefined, 2);
+      let transferable = Cc["@mozilla.org/widget/transferable;1"].
+                         createInstance(Ci.nsITransferable);
+      transferable.init(getLoadContext());
+      transferable.addDataFlavor("text/unicode");
+      transferable.setTransferData("text/unicode", str, str.data.length * 2);
+      Cc["@mozilla.org/widget/clipboard;1"].
+        getService(Ci.nsIClipboard).
+        setData(transferable, null, Ci.nsIClipboard.kGlobalClipboard);
+      if (AppConstants.platform == "android") {
+        // Present a toast notification.
+        let message = {
+          type: "Toast:Show",
+          message: stringBundle().GetStringFromName("rawDataCopied"),
+          duration: "short"
+        };
+        Services.androidBridge.handleGeckoMessage(message);
+      }
+    });
+  }
+  catch (err) {
+    if (button)
+      button.disabled = false;
+    throw err;
+  }
+}
+
+function getLoadContext() {
+  return window.QueryInterface(Ci.nsIInterfaceRequestor)
+               .getInterface(Ci.nsIWebNavigation)
+               .QueryInterface(Ci.nsILoadContext);
+}
+
+function copyContentsToClipboard() {
+  // Get the HTML and text representations for the important part of the page.
+  let contentsDiv = $("contents");
+  let dataHtml = contentsDiv.innerHTML;
+  let dataText = createTextForElement(contentsDiv);
+
+  // We can't use plain strings, we have to use nsSupportsString.
+  let supportsStringClass = Cc["@mozilla.org/supports-string;1"];
+  let ssHtml = supportsStringClass.createInstance(Ci.nsISupportsString);
+  let ssText = supportsStringClass.createInstance(Ci.nsISupportsString);
+
+  let transferable = Cc["@mozilla.org/widget/transferable;1"]
+                       .createInstance(Ci.nsITransferable);
+  transferable.init(getLoadContext());
+
+  // Add the HTML flavor.
+  transferable.addDataFlavor("text/html");
+  ssHtml.data = dataHtml;
+  transferable.setTransferData("text/html", ssHtml, dataHtml.length * 2);
+
+  // Add the plain text flavor.
+  transferable.addDataFlavor("text/unicode");
+  ssText.data = dataText;
+  transferable.setTransferData("text/unicode", ssText, dataText.length * 2);
+
+  // Store the data into the clipboard.
+  let clipboard = Cc["@mozilla.org/widget/clipboard;1"]
+                    .getService(Ci.nsIClipboard);
+  clipboard.setData(transferable, null, clipboard.kGlobalClipboard);
+
+  if (AppConstants.platform == "android") {
+    // Present a toast notification.
+    let message = {
+      type: "Toast:Show",
+      message: stringBundle().GetStringFromName("textCopied"),
+      duration: "short"
+    };
+    Services.androidBridge.handleGeckoMessage(message);
+  }
+}
+
+// Return the plain text representation of an element.  Do a little bit
+// of pretty-printing to make it human-readable.
+function createTextForElement(elem) {
+  let serializer = new Serializer();
+  let text = serializer.serialize(elem);
+
+  // Actual CR/LF pairs are needed for some Windows text editors.
+  if (AppConstants.platform == "win") {
+    text = text.replace(/\n/g, "\r\n");
+  }
+
+  return text;
+}
+
+function Serializer() {
+}
+
+Serializer.prototype = {
+
+  serialize: function (rootElem) {
+    this._lines = [];
+    this._startNewLine();
+    this._serializeElement(rootElem);
+    this._startNewLine();
+    return this._lines.join("\n").trim() + "\n";
+  },
+
+  // The current line is always the line that writing will start at next.  When
+  // an element is serialized, the current line is updated to be the line at
+  // which the next element should be written.
+  get _currentLine() {
+    return this._lines.length ? this._lines[this._lines.length - 1] : null;
+  },
+
+  set _currentLine(val) {
+    return this._lines[this._lines.length - 1] = val;
+  },
+
+  _serializeElement: function (elem) {
+    if (this._ignoreElement(elem))
+      return;
+
+    // table
+    if (elem.localName == "table") {
+      this._serializeTable(elem);
+      return;
+    }
+
+    // all other elements
+
+    let hasText = false;
+    for (let child of elem.childNodes) {
+      if (child.nodeType == Node.TEXT_NODE) {
+        let text = this._nodeText(child);
+        this._appendText(text);
+        hasText = hasText || !!text.trim();
+      }
+      else if (child.nodeType == Node.ELEMENT_NODE)
+        this._serializeElement(child);
+    }
+
+    // For headings, draw a "line" underneath them so they stand out.
+    if (/^h[0-9]+$/.test(elem.localName)) {
+      let headerText = (this._currentLine || "").trim();
+      if (headerText) {
+        this._startNewLine();
+        this._appendText("-".repeat(headerText.length));
+      }
+    }
+
+    // Add a blank line underneath block elements but only if they contain text.
+    if (hasText) {
+      let display = window.getComputedStyle(elem).getPropertyValue("display");
+      if (display == "block") {
+        this._startNewLine();
+        this._startNewLine();
+      }
+    }
+  },
+
+  _startNewLine: function (lines) {
+    let currLine = this._currentLine;
+    if (currLine) {
+      // The current line is not empty.  Trim it.
+      this._currentLine = currLine.trim();
+      if (!this._currentLine)
+        // The current line became empty.  Discard it.
+        this._lines.pop();
+    }
+    this._lines.push("");
+  },
+
+  _appendText: function (text, lines) {
+    this._currentLine += text;
+  },
+
+  _isHiddenSubHeading: function (th) {
+    return th.parentNode.parentNode.style.display == "none";
+  },
+
+  _serializeTable: function (table) {
+    // Collect the table's column headings if in fact there are any.  First
+    // check thead.  If there's no thead, check the first tr.
+    let colHeadings = {};
+    let tableHeadingElem = table.querySelector("thead");
+    if (!tableHeadingElem)
+      tableHeadingElem = table.querySelector("tr");
+    if (tableHeadingElem) {
+      let tableHeadingCols = tableHeadingElem.querySelectorAll("th,td");
+      // If there's a contiguous run of th's in the children starting from the
+      // rightmost child, then consider them to be column headings.
+      for (let i = tableHeadingCols.length - 1; i >= 0; i--) {
+        let col = tableHeadingCols[i];
+        if (col.localName != "th" || col.classList.contains("title-column"))
+          break;
+        colHeadings[i] = this._nodeText(col).trim();
+      }
+    }
+    let hasColHeadings = Object.keys(colHeadings).length > 0;
+    if (!hasColHeadings)
+      tableHeadingElem = null;
+
+    let trs = table.querySelectorAll("table > tr, tbody > tr");
+    let startRow =
+      tableHeadingElem && tableHeadingElem.localName == "tr" ? 1 : 0;
+
+    if (startRow >= trs.length)
+      // The table's empty.
+      return;
+
+    if (hasColHeadings && !this._ignoreElement(tableHeadingElem)) {
+      // Use column headings.  Print each tr as a multi-line chunk like:
+      //   Heading 1: Column 1 value
+      //   Heading 2: Column 2 value
+      for (let i = startRow; i < trs.length; i++) {
+        if (this._ignoreElement(trs[i]))
+          continue;
+        let children = trs[i].querySelectorAll("td");
+        for (let j = 0; j < children.length; j++) {
+          let text = "";
+          if (colHeadings[j])
+            text += colHeadings[j] + ": ";
+          text += this._nodeText(children[j]).trim();
+          this._appendText(text);
+          this._startNewLine();
+        }
+        this._startNewLine();
+      }
+      return;
+    }
+
+    // Don't use column headings.  Assume the table has only two columns and
+    // print each tr in a single line like:
+    //   Column 1 value: Column 2 value
+    for (let i = startRow; i < trs.length; i++) {
+      if (this._ignoreElement(trs[i]))
+        continue;
+      let children = trs[i].querySelectorAll("th,td");
+      let rowHeading = this._nodeText(children[0]).trim();
+      if (children[0].classList.contains("title-column")) {
+        if (!this._isHiddenSubHeading(children[0]))
+          this._appendText(rowHeading);
+      } else if (children.length == 1) {
+        // This is a single-cell row.
+        this._appendText(rowHeading);
+      } else {
+        let childTables = trs[i].querySelectorAll("table");
+        if (childTables.length) {
+          // If we have child tables, don't use nodeText - its trs are already
+          // queued up from querySelectorAll earlier.
+          this._appendText(rowHeading + ": ");
+        } else {
+          this._appendText(rowHeading + ": " + this._nodeText(children[1]).trim());
+        }
+      }
+      this._startNewLine();
+    }
+    this._startNewLine();
+  },
+
+  _ignoreElement: function (elem) {
+    return elem.classList.contains("no-copy");
+  },
+
+  _nodeText: function (node) {
+    return node.textContent.replace(/\s+/g, " ");
+  },
+};
+
+function openProfileDirectory() {
+  // Get the profile directory.
+  let currProfD = Services.dirsvc.get("ProfD", Ci.nsIFile);
+  let profileDir = currProfD.path;
+
+  // Show the profile directory.
+  let nsLocalFile = Components.Constructor("@mozilla.org/file/local;1",
+                                           "nsILocalFile", "initWithPath");
+  new nsLocalFile(profileDir).reveal();
+}
+
+/**
+ * Profile reset is only supported for the default profile if the appropriate migrator exists.
+ */
+function populateActionBox() {
+  if (ResetProfile.resetSupported()) {
+    $("reset-box").style.display = "block";
+    $("action-box").style.display = "block";
+  }
+  if (!Services.appinfo.inSafeMode) {
+    $("safe-mode-box").style.display = "block";
+    $("action-box").style.display = "block";
+  }
+}
+
+// Prompt user to restart the browser in safe mode
+function safeModeRestart() {
+  let cancelQuit = Cc["@mozilla.org/supports-PRBool;1"]
+                     .createInstance(Ci.nsISupportsPRBool);
+  Services.obs.notifyObservers(cancelQuit, "quit-application-requested", "restart");
+
+  if (!cancelQuit.data) {
+    Services.startup.restartInSafeMode(Ci.nsIAppStartup.eAttemptQuit);
+  }
+}
+/**
+ * Set up event listeners for buttons.
+ */
+function setupEventListeners() {
+  $("show-update-history-button").addEventListener("click", function (event) {
+    var prompter = Cc["@mozilla.org/updates/update-prompt;1"].createInstance(Ci.nsIUpdatePrompt);
+      prompter.showUpdateHistory(window);
+  });
+  $("reset-box-button").addEventListener("click", function (event) {
+    ResetProfile.openConfirmationDialog(window);
+  });
+  $("copy-raw-data-to-clipboard").addEventListener("click", function (event) {
+    copyRawDataToClipboard(this);
+  });
+  $("copy-to-clipboard").addEventListener("click", function (event) {
+    copyContentsToClipboard();
+  });
+  $("profile-dir-button").addEventListener("click", function (event) {
+    openProfileDirectory();
+  });
+  $("restart-in-safe-mode-button").addEventListener("click", function (event) {
+    if (Services.obs.enumerateObservers("restart-in-safe-mode").hasMoreElements()) {
+      Services.obs.notifyObservers(null, "restart-in-safe-mode", "");
+    }
+    else {
+      safeModeRestart();
+    }
+  });
+  $("verify-place-integrity-button").addEventListener("click", function (event) {
+    PlacesDBUtils.checkAndFixDatabase(function(aLog) {
+      let msg = aLog.join("\n");
+      $("verify-place-result").style.display = "block";
+      $("verify-place-result").classList.remove("no-copy");
+      $("verify-place-result").textContent = msg;
+    });
+  });
+}