[Devtools] Added divider timing to network timeline expirement

third_party/WebKit/Source/devtools/front_end/network/NetworkLogView.js

 /*
  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2008, 2009 Anthony Ricaud <rik@webkit.org>
  * Copyright (C) 2011 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 377 matching lines @@
     /**
      * @param {?WebInspector.NetworkDataGridNode} node
      */
     _setHoveredNode: function(node)
     {
         if (this._hoveredNode)
             this._hoveredNode.element().classList.remove("hover");
         this._hoveredNode = node;
         if (this._hoveredNode)
             this._hoveredNode.element().classList.add("hover");
-        this._timelineColumn.setHoveredRequest(this._hoveredNode ? this._hoveredNode.request() : null);
+        if (Runtime.experiments.isEnabled("canvasNetworkTimeline"))
+            this._timelineColumn.setHoveredRequest(this._hoveredNode ? this._hoveredNode.request() : null);
     },
 
     /**
      * @param {!Event} event
      */
     _dataGridMouseDown: function(event)
     {
         if ((!this._dataGrid.selectedNode && event.button) || event.target.enclosingNodeOrSelfWithNodeName("a"))
             event.consume();
     },
@@ skipping 1437 matching lines @@
  * @return {boolean}
  */
 WebInspector.NetworkLogView._requestTimeFilter = function(windowStart, windowEnd, request)
 {
     if (request.issueTime() > windowEnd)
         return false;
     if (request.endTime !== -1 && request.endTime < windowStart)
         return false;
     return true;
 }