Switch AccessibilityMode to be a bitmap

content/browser/renderer_host/render_widget_host_view_aura.h

Index: content/browser/renderer_host/render_widget_host_view_aura.h
diff --git a/content/browser/renderer_host/render_widget_host_view_aura.h b/content/browser/renderer_host/render_widget_host_view_aura.h
index 193efbd5b44550504371d9a08247d7ca718bcc17..116c036ddf2a08e731715fd8fcd8dda1900e707b 100644
--- a/content/browser/renderer_host/render_widget_host_view_aura.h
+++ b/content/browser/renderer_host/render_widget_host_view_aura.h
@@ -189,7 +189,7 @@ class CONTENT_EXPORT RenderWidgetHostViewAura
   virtual void ImeCancelComposition() OVERRIDE;
   virtual void ImeCompositionRangeChanged(
       const gfx::Range& range,
-      const std::vector<gfx::Rect>& character_bounds) OVERRIDE;
+      const std::vector<gfx::Rect>& character_bounds);
   virtual void DidUpdateBackingStore(
       const gfx::Rect& scroll_rect,
       const gfx::Vector2d& scroll_delta,
@@ -357,7 +357,7 @@ class CONTENT_EXPORT RenderWidgetHostViewAura
   // Method to indicate if this instance is shutting down or closing.
   // TODO(shrikant): Discuss around to see if it makes sense to add this method
   // as part of RenderWidgetHostView.
-  bool IsClosing() const { return in_shutdown_; };
+  bool IsClosing() const { return in_shutdown_; }
 
  protected:
   friend class RenderWidgetHostView;