Add RenderFrameObserver::FocusedNodeChanged

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 186 matching lines @@
     return accessibility_mode_;
   }
 
   RendererAccessibility* renderer_accessibility() {
     return renderer_accessibility_;
   }
 
   void HandleWebAccessibilityEvent(const blink::WebAXObject& obj,
                                    blink::WebAXEvent event);
 
+  // The focused node changed to |node|. If focus was lost from this frame,
+  // |node| will be null.
+  void FocusedNodeChanged(const blink::WebNode& node);
+
   // TODO(dmazzoni): the only reason this is here is to plumb it through to
-  // RendererAccessibility. It should be part of RenderFrameObserver, once
+  // RendererAccessibility. It should use the RenderFrameObserver method, once
   // blink has a separate accessibility tree per frame.
-  void FocusedNodeChanged(const blink::WebNode& node);
+  void FocusedNodeChangedForAccessibility(const blink::WebNode& node);
 
 #if defined(ENABLE_PLUGINS)
   // Notification that a PPAPI plugin has been created.
   void PepperPluginCreated(RendererPpapiHost* host);
 
   // Notifies that |instance| has changed the cursor.
   // This will update the cursor appearance if it is currently over the plugin
   // instance.
   void PepperDidChangeCursor(PepperPluginInstanceImpl* instance,
                              const blink::WebCursorInfo& cursor);
@@ skipping 631 matching lines @@
 #endif
 
   base::WeakPtrFactory<RenderFrameImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_FRAME_IMPL_H_