Clear selected flame chart entry when overview window is being dragged

Source/devtools/front_end/timeline/TimelineFlameChart.js

 /*
  * Copyright (C) 2014 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 902 matching lines @@
         this._mainView._scheduleUpdate();
     },
 
     /**
      * @param {number} startTime
      * @param {number} endTime
      */
     setWindowTimes: function(startTime, endTime)
     {
         this._mainView.setWindowTimes(startTime, endTime);
+        this._delegate.select(null);
     },
 
     /**
      * @param {number} width
      */
     setSidebarSize: function(width)
     {
     },
 
     /**
@@ skipping 49 matching lines @@
      * @param {number} entryIndex
      * @return {?WebInspector.TimelineSelection}
      */
     createSelection: function(entryIndex) { },
     /**
      * @param {?WebInspector.TimelineSelection} selection
      * @return {number}
      */
     entryIndexForSelection: function(selection) { }
 }