[DevTools] Migrate usages of Target to RuntimeModel where makes sense

third_party/WebKit/Source/devtools/front_end/elements/ElementsTreeOutline.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 1582 matching lines @@
     /**
      * @param {function(!Element)} resolve
      * @param {function(!Error)} reject
      */
     function renderPromise(resolve, reject) {
       if (object instanceof SDK.DOMNode) {
         onNodeResolved(/** @type {!SDK.DOMNode} */ (object));
       } else if (object instanceof SDK.DeferredDOMNode) {
         (/** @type {!SDK.DeferredDOMNode} */ (object)).resolve(onNodeResolved);
       } else if (object instanceof SDK.RemoteObject) {
-        var domModel = SDK.DOMModel.fromTarget((/** @type {!SDK.RemoteObject} */ (object)).target());
+        var domModel = SDK.DOMModel.fromTarget((/** @type {!SDK.RemoteObject} */ (object)).runtimeModel().target());
         if (domModel)
           domModel.pushObjectAsNodeToFrontend(object, onNodeResolved);
         else
           reject(new Error('No dom model for given JS object target found.'));
       } else {
         reject(new Error('Can\'t reveal not a node.'));
       }
 
       /**
        * @param {?SDK.DOMNode} node
@@ skipping 79 matching lines @@
      */
     function resolved(node) {
       if (node) {
         this.treeOutline._selectedDOMNode = node;
         this.treeOutline._selectedNodeChanged();
       }
     }
     return true;
   }
 };