Add m-esr52 at 52.6.0

1 files changed, 128 insertions, 0 deletions

diff --git a/devtools/client/performance/modules/categories.js b/devtools/client/performance/modules/categories.js
new file mode 100644
index 000000000..f3f05d567
--- /dev/null
+++ b/devtools/client/performance/modules/categories.js
@@ -0,0 +1,128 @@
+/* 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";
+
+const { L10N } = require("devtools/client/performance/modules/global");
+
+/**
+ * Details about each profile pseudo-stack entry cateogry.
+ * @see CATEGORY_MAPPINGS.
+ */
+const CATEGORIES = [{
+  color: "#5e88b0",
+  abbrev: "other",
+  label: L10N.getStr("category.other")
+}, {
+  color: "#46afe3",
+  abbrev: "css",
+  label: L10N.getStr("category.css")
+}, {
+  color: "#d96629",
+  abbrev: "js",
+  label: L10N.getStr("category.js")
+}, {
+  color: "#eb5368",
+  abbrev: "gc",
+  label: L10N.getStr("category.gc")
+}, {
+  color: "#df80ff",
+  abbrev: "network",
+  label: L10N.getStr("category.network")
+}, {
+  color: "#70bf53",
+  abbrev: "graphics",
+  label: L10N.getStr("category.graphics")
+}, {
+  color: "#8fa1b2",
+  abbrev: "storage",
+  label: L10N.getStr("category.storage")
+}, {
+  color: "#d99b28",
+  abbrev: "events",
+  label: L10N.getStr("category.events")
+}, {
+  color: "#8fa1b2",
+  abbrev: "tools",
+  label: L10N.getStr("category.tools")
+}];
+
+/**
+ * Mapping from category bitmasks in the profiler data to additional details.
+ * To be kept in sync with the js::ProfileEntry::Category in ProfilingStack.h
+ */
+const CATEGORY_MAPPINGS = {
+  // js::ProfileEntry::Category::OTHER
+  "16": CATEGORIES[0],
+  // js::ProfileEntry::Category::CSS
+  "32": CATEGORIES[1],
+  // js::ProfileEntry::Category::JS
+  "64": CATEGORIES[2],
+  // js::ProfileEntry::Category::GC
+  "128": CATEGORIES[3],
+  // js::ProfileEntry::Category::CC
+  "256": CATEGORIES[3],
+  // js::ProfileEntry::Category::NETWORK
+  "512": CATEGORIES[4],
+  // js::ProfileEntry::Category::GRAPHICS
+  "1024": CATEGORIES[5],
+  // js::ProfileEntry::Category::STORAGE
+  "2048": CATEGORIES[6],
+  // js::ProfileEntry::Category::EVENTS
+  "4096": CATEGORIES[7],
+  // non-bitmasks for specially-assigned categories
+  "9000": CATEGORIES[8],
+};
+
+/**
+ * Get the numeric bitmask (or set of masks) for the given category
+ * abbreviation. See `CATEGORIES` and `CATEGORY_MAPPINGS` above.
+ *
+ * CATEGORY_MASK can be called with just a name if it is expected that the
+ * category is mapped to by exactly one bitmask. If the category is mapped
+ * to by multiple masks, CATEGORY_MASK for that name must be called with
+ * an additional argument specifying the desired id (in ascending order).
+ */
+const [CATEGORY_MASK, CATEGORY_MASK_LIST] = (() => {
+  let bitmasksForCategory = {};
+  let all = Object.keys(CATEGORY_MAPPINGS);
+
+  for (let category of CATEGORIES) {
+    bitmasksForCategory[category.abbrev] = all
+      .filter(mask => CATEGORY_MAPPINGS[mask] == category)
+      .map(mask => +mask)
+      .sort();
+  }
+
+  return [
+    function (name, index) {
+      if (!(name in bitmasksForCategory)) {
+        throw new Error(`Category abbreviation "${name}" does not exist.`);
+      }
+      if (arguments.length == 1) {
+        if (bitmasksForCategory[name].length != 1) {
+          throw new Error(`Expected exactly one category number for "${name}".`);
+        } else {
+          return bitmasksForCategory[name][0];
+        }
+      } else {
+        if (index > bitmasksForCategory[name].length) {
+          throw new Error(`Index "${index}" too high for category "${name}".`);
+        }
+        return bitmasksForCategory[name][index - 1];
+      }
+    },
+
+    function (name) {
+      if (!(name in bitmasksForCategory)) {
+        throw new Error(`Category abbreviation "${name}" does not exist.`);
+      }
+      return bitmasksForCategory[name];
+    }
+  ];
+})();
+
+exports.CATEGORIES = CATEGORIES;
+exports.CATEGORY_MAPPINGS = CATEGORY_MAPPINGS;
+exports.CATEGORY_MASK = CATEGORY_MASK;
+exports.CATEGORY_MASK_LIST = CATEGORY_MASK_LIST;