Merge 84909 - 2011-04-26 Pavel Feldman <pfeldman@google.com> Web Inspector: New Style is...

Source/WebCore/inspector/front-end/DOMAgent.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 294 matching lines @@
 
     _addAttribute: function(name, value)
     {
         var attr = {
             "name": name,
             "value": value,
             "_node": this
         };
         this._attributesMap[name] = attr;
         this._attributes.push(attr);
+    },
+
+    ownerDocumentElement: function()
+    {
+        // document element is the child of the document / frame owner node that has documentURL property.
+        // FIXME: return document nodes as a part of the DOM tree structure.
+        var node = this;
+        while (node.parentNode && !node.parentNode.documentURL)
+            node = node.parentNode;
+        return node;
     }
 }
 
 WebInspector.DOMDocument = function(domAgent, payload)
 {
     WebInspector.DOMNode.call(this, this, payload);
     this._listeners = {};
     this._domAgent = domAgent;
 }
 
@@ skipping 55 matching lines @@
     {
         this._dispatchWhenDocumentAvailable(DOMAgent.pushNodeByPathToFrontend.bind(DOMAgent), path, callback);
     },
 
     _wrapClientCallback: function(callback)
     {
         if (!callback)
             return;
         return function(error, result)
         {
+            if (error)
+                console.error("Error during DOMAgent operation: " + error);
             callback(error ? null : result);
         }
     },
 
     _dispatchWhenDocumentAvailable: function(action)
     {
         var requestArguments = Array.prototype.slice.call(arguments, 1);
         var callbackWrapper;
 
         if (typeof requestArguments[requestArguments.length - 1] === "function") {
@@ skipping 176 matching lines @@
     {
         WebInspector.updateFocusedNode(nodeId);
     },
 
     searchResults: function(nodeIds)
     {
         if (this._domAgent._searchResultCollector)
             this._domAgent._searchResultCollector(nodeIds);
     }
 }