DevTools: add measurement units to profile tree headers.

third_party/WebKit/Source/devtools/front_end/profiler/HeapProfileView.js

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @constructor
  * @implements {WebInspector.Searchable}
  * @extends {WebInspector.ProfileView}
  * @param {!WebInspector.SamplingHeapProfileHeader} profileHeader
  */
 WebInspector.HeapProfileView = function(profileHeader)
 {
     this._profileHeader = profileHeader;
     this.profile = new WebInspector.SamplingHeapProfileModel(profileHeader._profile || profileHeader.protocolProfile());
     this.adjustedTotal = this.profile.total;
     var views = [
         WebInspector.ProfileView.ViewTypes.Heavy,
         WebInspector.ProfileView.ViewTypes.Tree
     ];
     WebInspector.ProfileView.call(this, new WebInspector.HeapProfileView.NodeFormatter(this), views);
 }
 
 WebInspector.HeapProfileView.prototype = {
+    /**
+     * @override
+     * @param {string} columnId
+     * @return {string}
+     */
+    columnHeader: function(columnId)
+    {
+        switch (columnId) {
+        case "self": return WebInspector.UIString("Self Size (bytes)");
+        case "total": return WebInspector.UIString("Total Size (bytes)");
+        }
+        return "";
+    },
+
     __proto__: WebInspector.ProfileView.prototype
 }
 
 /**
  * @constructor
  * @extends {WebInspector.ProfileType}
  */
 WebInspector.SamplingHeapProfileType = function()
 {
     WebInspector.ProfileType.call(this, WebInspector.SamplingHeapProfileType.TypeId, WebInspector.UIString("Collect JavaScript Heap Profile"));
@@ skipping 241 matching lines @@
      * @override
      * @param  {!WebInspector.ProfileDataGridNode} node
      * @return {!Element}
      */
     linkifyNode: function(node)
     {
         var callFrame = node.profileNode.frame;
         return this._profileView.linkifier().linkifyConsoleCallFrame(this._profileView.target(), callFrame, "profile-node-file");
     }
 }