Timeline: make prepareHighlightedEntryInfo return ?Promise<!Element>

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

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 430 matching lines @@
         /** @type {!Array<!WebInspector.CPUProfileNode>} */
         this._entryNodes = entryNodes;
         this._entrySelfTimes = entrySelfTimes;
 
         return this._timelineData;
     },
 
     /**
      * @override
      * @param {number} entryIndex
-     * @return {?Array<!{title: string, value: (string|!Element)}>}
+     * @return {?Element}
      */
     prepareHighlightedEntryInfo: function(entryIndex)
     {
         var timelineData = this._timelineData;
         var node = this._entryNodes[entryIndex];
         if (!node)
             return null;
 
         var entryInfo = [];
         /**
@@ skipping 25 matching lines @@
         var linkifier = new WebInspector.Linkifier();
         var link = linkifier.maybeLinkifyConsoleCallFrame(this._target, node.callFrame);
         if (link)
             pushEntryInfoRow(WebInspector.UIString("URL"), link.textContent);
         linkifier.dispose();
         pushEntryInfoRow(WebInspector.UIString("Aggregated self time"), Number.secondsToString(node.self / 1000, true));
         pushEntryInfoRow(WebInspector.UIString("Aggregated total time"), Number.secondsToString(node.total / 1000, true));
         if (node.deoptReason)
             pushEntryInfoRow(WebInspector.UIString("Not optimized"), node.deoptReason);
 
-        return entryInfo;
+        return WebInspector.ProfileView.buildPopoverTable(entryInfo);
     },
 
     __proto__: WebInspector.ProfileFlameChartDataProvider.prototype
 }