[DevTools] Add "show throttling" to device mode instead of "configure network".

third_party/WebKit/Source/devtools/front_end/network/NetworkPanel.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 159 matching lines @@
         }
     },
 
     /**
      * @return {!WebInspector.ToolbarComboBox}
      */
     _createNetworkConditionsSelect: function()
     {
         var toolbarItem = new WebInspector.ToolbarComboBox(null);
         toolbarItem.setMaxWidth(140);
-        new WebInspector.NetworkConditionsSelector(toolbarItem.selectElement());
+        WebInspector.NetworkConditionsSelector.decorateSelect(toolbarItem.selectElement());
         return toolbarItem;
     },
 
     _toggleRecording: function()
     {
         if (!this._preserveLogCheckbox.checked() && !this._toggleRecordAction.toggled())
             this._reset();
         this._toggleRecord(!this._toggleRecordAction.toggled());
     },
 
@@ skipping 600 matching lines @@
      * @return {boolean}
      */
     handleAction: function(context, actionId)
     {
         var panel = WebInspector.context.flavor(WebInspector.NetworkPanel);
         console.assert(panel && panel instanceof WebInspector.NetworkPanel);
         panel._toggleRecording();
         return true;
     }
 }