Move some accessibility methods, enums and interfaces into the content/public API.

content/renderer/render_view_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_RENDERER_RENDER_VIEW_IMPL_H_
 #define CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 
 #include <set>
 
 #include "base/basictypes.h"
 #include "base/gtest_prod_util.h"
 #include "base/id_map.h"
 #include "base/memory/linked_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
 #include "base/process.h"
 #include "base/timer.h"
 #include "base/values.h"
 #include "build/build_config.h"
 #include "content/common/content_export.h"
 #include "content/common/drag_event_source_info.h"
 #include "content/common/edit_command.h"
 #include "content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.h"
 #include "content/common/navigation_gesture.h"
 #include "content/common/view_message_enums.h"
+#include "content/public/common/accessibility_mode.h"
 #include "content/public/common/javascript_message_type.h"
 #include "content/public/common/page_zoom.h"
 #include "content/public/common/referrer.h"
 #include "content/public/common/renderer_preferences.h"
 #include "content/public/common/stop_find_action.h"
 #include "content/public/renderer/render_view.h"
 #include "content/renderer/mouse_lock_dispatcher.h"
 #include "content/renderer/render_view_pepper_helper.h"
 #include "content/renderer/render_widget.h"
 #include "content/renderer/renderer_webcookiejar_impl.h"
@@ skipping 1570 matching lines @@
   // use the Observer interface to filter IPC messages and receive frame change
   // notifications.
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_VIEW_IMPL_H_