DevTools: Move DOMNode.appropriateSelectorFor() into DOMPresentationUtil.

Source/devtools/front_end/ElementsPanel.js

 /*
  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2008 Matt Lilek <webkit@mattlilek.com>
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * 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 215 matching lines @@
                 node.removeUserProperty(WebInspector.ElementsTreeOutline.PseudoStateDecorator.PropertyName);
         }
 
         this.treeOutline.updateOpenCloseTags(node);
         WebInspector.cssModel.forcePseudoState(node.id, node.getUserProperty(WebInspector.ElementsTreeOutline.PseudoStateDecorator.PropertyName));
         this._metricsPaneEdited();
         this._stylesPaneEdited();
 
         WebInspector.notifications.dispatchEventToListeners(WebInspector.UserMetrics.UserAction, {
             action: WebInspector.UserMetrics.UserActionNames.ForcedElementState,
-            selector: node.appropriateSelectorFor(false),
+            selector: WebInspector.DOMPresentationUtils.appropriateSelectorFor(node, false),
             enabled: enable,
             state: pseudoClass
         });
     },
 
     _selectedNodeChanged: function()
     {
         var selectedNode = this.selectedDOMNode();
         if (!selectedNode && this._lastValidSelectedNode)
             this._selectedPathOnReset = this._lastValidSelectedNode.path();
@@ skipping 1046 matching lines @@
      * @param {WebInspector.SidebarPane} pane
      */
     addExtensionSidebarPane: function(id, pane)
     {
         this._extensionSidebarPanes.push(pane);
         this._extensionSidebarPanesContainer.addPane(pane);
     },
 
     __proto__: WebInspector.Panel.prototype
 }