Revert of Cross-process iframe accessibility.

content/renderer/render_frame_impl.cc

 // 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.
 
 #include "content/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 
 #include "base/auto_reset.h"
@@ skipping 3172 matching lines @@
       routing_id_, frame_rect, scale_factor));
 }
 
 blink::WebScreenOrientationClient*
     RenderFrameImpl::webScreenOrientationClient() {
   if (!screen_orientation_dispatcher_)
     screen_orientation_dispatcher_ = new ScreenOrientationDispatcher(this);
   return screen_orientation_dispatcher_;
 }
 
-void RenderFrameImpl::postAccessibilityEvent(const blink::WebAXObject& obj,
-                                             blink::WebAXEvent event) {
-  HandleWebAccessibilityEvent(obj, event);
-}
-
 void RenderFrameImpl::DidPlay(blink::WebMediaPlayer* player) {
   Send(new FrameHostMsg_MediaPlayingNotification(
       routing_id_, reinterpret_cast<int64>(player), player->hasVideo(),
       player->hasAudio()));
 }
 
 void RenderFrameImpl::DidPause(blink::WebMediaPlayer* player) {
   Send(new FrameHostMsg_MediaPausedNotification(
       routing_id_, reinterpret_cast<int64>(player)));
 }
@@ skipping 680 matching lines @@
 
 #if defined(ENABLE_BROWSER_CDMS)
 RendererCdmManager* RenderFrameImpl::GetCdmManager() {
   if (!cdm_manager_)
     cdm_manager_ = new RendererCdmManager(this);
   return cdm_manager_;
 }
 #endif  // defined(ENABLE_BROWSER_CDMS)
 
 }  // namespace content