Migrate accessibility from RenderView to RenderFrame.

content/browser/accessibility/browser_accessibility_manager.h

Index: content/browser/accessibility/browser_accessibility_manager.h
diff --git a/content/browser/accessibility/browser_accessibility_manager.h b/content/browser/accessibility/browser_accessibility_manager.h
index d9451b93a78f143b589ba3de6dbe4e7085abf7cb..94b3a5de040272f13c3cc953076bd4777379f180 100644
--- a/content/browser/accessibility/browser_accessibility_manager.h
+++ b/content/browser/accessibility/browser_accessibility_manager.h
@@ -47,7 +47,7 @@ class CONTENT_EXPORT BrowserAccessibilityDelegate {
   virtual ~BrowserAccessibilityDelegate() {}
   virtual void AccessibilitySetFocus(int acc_obj_id) = 0;
   virtual void AccessibilityDoDefaultAction(int acc_obj_id) = 0;
-  virtual void AccessibilityShowMenu(int acc_obj_id) = 0;
+  virtual void AccessibilityShowMenu(const gfx::Point& point) = 0;
   virtual void AccessibilityScrollToMakeVisible(
       int acc_obj_id, gfx::Rect subfocus) = 0;
   virtual void AccessibilityScrollToPoint(
@@ -181,6 +181,9 @@ class CONTENT_EXPORT BrowserAccessibilityManager : public ui::AXTreeDelegate {
   virtual void OnRootChanged(ui::AXNode* new_root) OVERRIDE {}
 
   BrowserAccessibilityDelegate* delegate() const { return delegate_; }
+  void set_delegate(BrowserAccessibilityDelegate* delegate) {
+    delegate_ = delegate;
+  }
 
  protected:
   BrowserAccessibilityManager(