Timeline: make prepareHighlightedEntryInfo return ?Promise<!Element>

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
  */
@@ skipping 391 matching lines @@
         this._maxStackDepth = maxDepth + 1;
         this._entryNodes = entryNodes;
         this._timelineData = new WebInspector.FlameChart.TimelineData(entryLevels, entryTotalTimes, entryStartTimes, null);
 
         return this._timelineData;
     },
 
     /**
      * @override
      * @param {number} entryIndex
-     * @return {?Array<!{title: string, value: (string|!Element)}>}
+     * @return {?Element}
      */
     prepareHighlightedEntryInfo: function(entryIndex)
     {
         var node = this._entryNodes[entryIndex];
         if (!node)
             return null;
         var entryInfo = [];
         /**
          * @param {string} title
          * @param {string} value
          */
         function pushEntryInfoRow(title, value)
         {
             entryInfo.push({ title: title, value: value });
         }
         pushEntryInfoRow(WebInspector.UIString("Name"), WebInspector.beautifyFunctionName(node.functionName));
         pushEntryInfoRow(WebInspector.UIString("Self size"), Number.bytesToString(node.self));
         pushEntryInfoRow(WebInspector.UIString("Total size"), Number.bytesToString(node.total));
         var linkifier = new WebInspector.Linkifier();
         var link = linkifier.maybeLinkifyConsoleCallFrame(this._target, node.callFrame);
         if (link)
             pushEntryInfoRow(WebInspector.UIString("URL"), link.textContent);
         linkifier.dispose();
-        return entryInfo;
+        return WebInspector.ProfileView.buildPopoverTable(entryInfo);
     },
 
     __proto__: WebInspector.ProfileFlameChartDataProvider.prototype
 }