[DevTools] Do not inherit SDK.DOMNode from SDK.SDKObject

third_party/WebKit/Source/devtools/front_end/elements/ElementsTreeElement.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 88 matching lines @@
       return true;
     return false;
   }
 
   /**
    * @param {!UI.ContextSubMenuItem} subMenu
    * @param {!SDK.DOMNode} node
    */
   static populateForcedPseudoStateItems(subMenu, node) {
     const pseudoClasses = ['active', 'hover', 'focus', 'visited'];
-    var forcedPseudoState = SDK.CSSModel.fromNode(node).pseudoState(node);
+    var forcedPseudoState = node.domModel().cssModel().pseudoState(node);
     for (var i = 0; i < pseudoClasses.length; ++i) {
       var pseudoClassForced = forcedPseudoState.indexOf(pseudoClasses[i]) >= 0;
       subMenu.appendCheckboxItem(
           ':' + pseudoClasses[i], setPseudoStateCallback.bind(null, pseudoClasses[i], !pseudoClassForced),
           pseudoClassForced, false);
     }
 
     /**
      * @param {string} pseudoState
      * @param {boolean} enabled
      */
     function setPseudoStateCallback(pseudoState, enabled) {
-      SDK.CSSModel.fromNode(node).forcePseudoState(node, pseudoState, enabled);
+      node.domModel().cssModel().forcePseudoState(node, pseudoState, enabled);
     }
   }
 
   /**
    * @return {boolean}
    */
   isClosingTag() {
     return !!this._elementCloseTag;
   }
 
@@ skipping 1476 matching lines @@
 Elements.ElementsTreeElement.ForbiddenClosingTagElements = new Set([
   'area', 'base',  'basefont', 'br',   'canvas',   'col',  'command', 'embed',  'frame', 'hr',
   'img',  'input', 'keygen',   'link', 'menuitem', 'meta', 'param',   'source', 'track', 'wbr'
 ]);
 
 // These tags we do not allow editing their tag name.
 Elements.ElementsTreeElement.EditTagBlacklist = new Set(['html', 'head', 'body']);
 
 /** @typedef {{cancel: function(), commit: function(), resize: function(), editor:!UI.TextEditor}} */
 Elements.MultilineEditorController;