Revert of Revert of Migrate accessibility from RenderView to RenderFrame.

content/renderer/render_thread_impl.cc

 // 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.
 
 #include "content/renderer/render_thread_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <vector>
@@ skipping 1331 matching lines @@
                          params.main_frame_routing_id,
                          params.surface_id,
                          params.session_storage_namespace_id,
                          params.frame_name,
                          false,
                          params.swapped_out,
                          params.proxy_routing_id,
                          params.hidden,
                          params.never_visible,
                          params.next_page_id,
-                         params.screen_info,
-                         params.accessibility_mode);
+                         params.screen_info);
 }
 
 GpuChannelHost* RenderThreadImpl::EstablishGpuChannelSync(
     CauseForGpuLaunch cause_for_gpu_launch) {
   TRACE_EVENT0("gpu", "RenderThreadImpl::EstablishGpuChannelSync");
 
   if (gpu_channel_.get()) {
     // Do nothing if we already have a GPU channel or are already
     // establishing one.
     if (!gpu_channel_->IsLost())
@@ skipping 244 matching lines @@
   hidden_widget_count_--;
 
   if (!GetContentClient()->renderer()->RunIdleHandlerWhenWidgetsHidden()) {
     return;
   }
 
   ScheduleIdleHandler(kLongIdleHandlerDelayMs);
 }
 
 }  // namespace content