DevTools: use view locations in the elements and sources sidebars.

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

 /*
  * Copyright (C) 2009 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 496 matching lines @@
          */
         function eventListeners(fulfill, reject)
         {
             if (!this.target().hasDOMCapability()) {
                 // TODO(kozyatinskiy): figure out how this should work for |window| when there is no DOMDebugger.
                 fulfill([]);
                 return;
             }
 
             if (!this._objectId) {
-                reject(null);
+                reject(new Error("No object id specified"));
                 return;
             }
 
             this.target().domdebuggerAgent().getEventListeners(this._objectId, mycallback.bind(this));
 
             /**
              * @this {WebInspector.RemoteObjectImpl}
              * @param {?Protocol.Error} error
              * @param {!Array<!DOMDebuggerAgent.EventListener>} payloads
              */
             function mycallback(error, payloads)
             {
                 if (error) {
-                    reject(null);
+                    reject(new Error(error));
                     return;
                 }
                 fulfill(payloads.map(createEventListener.bind(this)));
             }
 
             /**
              * @this {WebInspector.RemoteObjectImpl}
              * @param {!DOMDebuggerAgent.EventListener} payload
              */
             function createEventListener(payload)
@@ skipping 968 matching lines @@
     },
 
     /**
      * @return {!WebInspector.RemoteObject}
      */
     object: function()
     {
         return this._object;
     }
 }