[Devtools] Added divider timing to network timeline expirement

third_party/WebKit/Source/devtools/front_end/network/NetworkLogViewColumns.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
  * @param {!WebInspector.NetworkLogView} networkLogView
  * @param {!WebInspector.Setting} networkLogLargeRowsSetting
  */
 WebInspector.NetworkLogViewColumns = function(networkLogView, networkLogLargeRowsSetting)
@@ skipping 682 matching lines @@
         if (!oldColumnConfig || (currentColumnConfig && oldHeaderId !== newHeaderId))
             return false;
 
         this._removeCustomHeader(oldHeaderId);
         this._addCustomHeader(newHeaderTitle, newHeaderId, oldIndex);
         return true;
     },
 
     updateDividersIfNeeded: function()
     {
+        // TODO(allada) Remove this code out when timeline canvas experiment is over.
         if (Runtime.experiments.isEnabled("canvasNetworkTimeline"))
             return;
         if (!this._networkLogView.isShowing()) {
             this._networkLogView.scheduleRefresh();
             return;
         }
 
         var timelineOffset = this._dataGrid.columnOffset("timeline");
         // Position timline grid location.
         if (timelineOffset)
@@ skipping 117 matching lines @@
             divider.element.classList.toggle("network-frame-divider-selected", false);
     },
 
     _updateRowsSize: function()
     {
         if (Runtime.experiments.isEnabled("canvasNetworkTimeline"))
             return;
         this._timelineGrid.element.classList.toggle("small", !this._networkLogLargeRowsSetting.get());
     }
 }