Convert timestamp to milliseconds when creating TracingModel.Event

Source/devtools/front_end/timeline/TimelineModel.js

 /*
  * Copyright (C) 2012 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 519 matching lines @@
     target: function()
     {
         return this._model.target();
     },
 
     /**
      * @return {number}
      */
     selfTime: function()
     {
-        return this._event.selfTime / 1000;
+        return this._event.selfTime;
     },
 
     /**
      * @return {!Array.<!WebInspector.TimelineModel.Record>}
      */
     children: function()
     {
         return this._children;
     },
 
@@ skipping 12 matching lines @@
     title: function()
     {
         return WebInspector.TimelineUIUtils.recordTitle(this, this._model);
     },
 
     /**
      * @return {number}
      */
     startTime: function()
     {
-        return this._event.startTime / 1000;
+        return this._event.startTime;
     },
 
     /**
      * @return {string|undefined}
      */
     thread: function()
     {
         return "CPU";
     },
 
     /**
      * @return {number}
      */
     endTime: function()
     {
-        return (this._event.endTime || this._event.startTime) / 1000;
+        return this._event.endTime || this._event.startTime;
     },
 
     /**
      * @param {number} endTime
      */
     setEndTime: function(endTime)
     {
         throw new Error("Unsupported operation setEndTime");
     },
 
@@ skipping 150 matching lines @@
         function recordTimestampComparator(a, b)
         {
             // Never return 0, as the merge function will squash identical entries.
             return a.startTime() < b.startTime() ? -1 : 1;
         }
         var result = this._backgroundRecordsBuffer.mergeOrdered(records, recordTimestampComparator);
         this._backgroundRecordsBuffer = [];
         return result;
     }
 }