Make load events in iframe elements work with OOPIF (Chromium side).

content/renderer/render_frame_impl.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_RENDERER_RENDER_FRAME_IMPL_H_
 #define CONTENT_RENDERER_RENDER_FRAME_IMPL_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 405 matching lines @@
   virtual void didFailLoad(blink::WebLocalFrame* frame,
                            const blink::WebURLError& error);
   virtual void didFinishLoad(blink::WebLocalFrame* frame);
   virtual void didNavigateWithinPage(blink::WebLocalFrame* frame,
                                      const blink::WebHistoryItem& item,
                                      blink::WebHistoryCommitType commit_type);
   virtual void didUpdateCurrentHistoryItem(blink::WebLocalFrame* frame);
   virtual void addNavigationTransitionData(
       const blink::WebTransitionElementData& data);
   virtual void didChangeThemeColor();
+  virtual void dispatchLoad();
   virtual void requestNotificationPermission(
       const blink::WebSecurityOrigin& origin,
       blink::WebNotificationPermissionCallback* callback);
   virtual void didChangeSelection(bool is_empty_selection);
   virtual blink::WebColorChooser* createColorChooser(
       blink::WebColorChooserClient* client,
       const blink::WebColor& initial_color,
       const blink::WebVector<blink::WebColorSuggestion>& suggestions);
   virtual void runModalAlertDialog(const blink::WebString& message);
   virtual bool runModalConfirmDialog(const blink::WebString& message);
@@ skipping 433 matching lines @@
 #endif
 
   base::WeakPtrFactory<RenderFrameImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_FRAME_IMPL_H_