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

third_party/WebKit/Source/devtools/front_end/sdk/DOMModel.js

 /*
  * Copyright (C) 2009, 2010 Google Inc. All rights reserved.
  * 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 1054 matching lines @@
     this._defaultHighlighter = new SDK.DefaultDOMNodeHighlighter(this._agent);
     this._highlighter = this._defaultHighlighter;
 
     this._agent.enable();
   }
 
   /**
    * @param {!SDK.RemoteObject} object
    */
   static highlightObjectAsDOMNode(object) {
-    var domModel = SDK.DOMModel.fromTarget(object.target());
+    var domModel = SDK.DOMModel.fromTarget(object.runtimeModel().target());
     if (domModel)
       domModel.highlightDOMNode(undefined, undefined, undefined, object.objectId);
   }
 
   /**
    * @return {!Array<!SDK.DOMModel>}
    */
   static instances() {
     var result = [];
     for (var target of SDK.targetManager.targets()) {
@@ skipping 758 matching lines @@
       callback(this.nodeForId(nodeId));
     }
   }
 
   /**
    * @param {!SDK.RemoteObject} object
    * @param {function(?SDK.DOMNode)} callback
    */
   pushObjectAsNodeToFrontend(object, callback) {
     if (object.isNode())
-      this.pushNodeToFrontend(object.objectId, callback);
+      this.pushNodeToFrontend(/** @type {string} */ (object.objectId), callback);
     else
       callback(null);
   }
 
   /**
    * @override
    * @return {!Promise}
    */
   suspendModel() {
     return new Promise(promiseBody.bind(this));
@@ skipping 283 matching lines @@
   /**
    * @override
    * @param {!Protocol.Page.FrameId} frameId
    */
   highlightFrame(frameId) {
     this._agent.highlightFrame(
         frameId, Common.Color.PageHighlight.Content.toProtocolRGBA(),
         Common.Color.PageHighlight.ContentOutline.toProtocolRGBA());
   }
 };