Hook up guest browser plugins to the accessibility tree.

content/browser/web_contents/web_contents_impl.h

 // Copyright (c) 2012 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_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 368 matching lines @@
                            int32 page_id,
                            const base::string16& title,
                            base::i18n::TextDirection title_direction) OVERRIDE;
   virtual void UpdateEncoding(RenderFrameHost* render_frame_host,
                               const std::string& encoding) OVERRIDE;
   virtual WebContents* GetAsWebContents() OVERRIDE;
   virtual bool IsNeverVisible() OVERRIDE;
   virtual AccessibilityMode GetAccessibilityMode() const OVERRIDE;
   virtual void AccessibilityEventReceived(
       const std::vector<AXEventNotificationDetails>& details) OVERRIDE;
+  virtual RenderFrameHost* GetGuestByInstanceID(int browser_plugin_instance_id)
+      OVERRIDE;
 #if defined(OS_WIN)
   virtual gfx::NativeViewAccessible GetParentNativeViewAccessible() OVERRIDE;
 #endif
 
   // RenderViewHostDelegate ----------------------------------------------------
   virtual RenderViewHostDelegateView* GetDelegateView() OVERRIDE;
   virtual bool OnMessageReceived(RenderViewHost* render_view_host,
                                  const IPC::Message& message) OVERRIDE;
   // RenderFrameHostDelegate has the same method, so list it there because this
   // interface is going away.
@@ skipping 835 matching lines @@
 
   // Monitors power levels for audio streams associated with this WebContents.
   AudioStreamMonitor audio_stream_monitor_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_