Switch AccessibilityMode to be a bitmap

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 <deque>
 #include <map>
 #include <set>
@@ skipping 176 matching lines @@
       int32 routing_id,
       int32 main_frame_routing_id,
       int32 surface_id,
       int64 session_storage_namespace_id,
       const base::string16& frame_name,
       bool is_renderer_created,
       bool swapped_out,
       bool hidden,
       int32 next_page_id,
       const blink::WebScreenInfo& screen_info,
-      AccessibilityMode accessibility_mode,
+      unsigned int accessibility_mode,
       bool allow_partial_swap);
 
   // Used by content_layouttest_support to hook into the creation of
   // RenderViewImpls.
   static void InstallCreateHook(
       RenderViewImpl* (*create_render_view_impl)(RenderViewImplParams*));
 
   // Returns the RenderViewImpl containing the given WebView.
   static RenderViewImpl* FromWebView(blink::WebView* webview);
 
@@ skipping 742 matching lines @@
   void OnMoveOrResizeStarted();
   void OnNavigate(const ViewMsg_Navigate_Params& params);
   void OnPostMessageEvent(const ViewMsg_PostMessage_Params& params);
   void OnReleaseDisambiguationPopupDIB(TransportDIB::Handle dib_handle);
   void OnReloadFrame();
   void OnResetPageEncodingToDefault();
   void OnScriptEvalRequest(const base::string16& frame_xpath,
                            const base::string16& jscript,
                            int id,
                            bool notify_result);
-  void OnSetAccessibilityMode(AccessibilityMode new_mode);
+  void OnSetAccessibilityMode(unsigned int new_mode);
   void OnSetActive(bool active);
   void OnSetBackground(const SkBitmap& background);
   void OnSetCompositionFromExistingText(
       int start, int end,
       const std::vector<blink::WebCompositionUnderline>& underlines);
   void OnExitFullscreen();
   void OnSetEditableSelectionOffsets(int start, int end);
   void OnSetHistoryLengthAndPrune(int history_length, int32 minimum_page_id);
   void OnSetInitialFocus(bool reverse);
   void OnSetPageEncoding(const std::string& encoding_name);
@@ skipping 397 matching lines @@
   // MediaStreamClient attached to this view; lazily initialized.
   MediaStreamClient* media_stream_client_;
   blink::WebUserMediaClient* web_user_media_client_;
 
   // MIDIClient attached to this view; lazily initialized.
   MIDIDispatcher* midi_dispatcher_;
 
   DevToolsAgent* devtools_agent_;
 
   // The current accessibility mode.
-  AccessibilityMode accessibility_mode_;
+  unsigned int accessibility_mode_;
 
-  // Only valid if |accessibility_mode_| is anything other than
-  // AccessibilityModeOff.
+  // Only valid if |accessibility_mode_| has the AccessibilityModeFlagRenderer
+  // bit set.
   RendererAccessibility* renderer_accessibility_;
 
   // Mouse Lock dispatcher attached to this view.
   MouseLockDispatcher* mouse_lock_dispatcher_;
 
 #if defined(OS_ANDROID)
   // Android Specific ---------------------------------------------------------
 
   // The background color of the document body element. This is used as the
   // default background color for filling the screen areas for which we don't
@@ skipping 118 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_