Migrate accessibility from RenderView to RenderFrame.

content/browser/frame_host/interstitial_page_impl.cc

 // Copyright 2013 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/browser/frame_host/interstitial_page_impl.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
@@ skipping 420 matching lines @@
   if (!new_navigation_ && !should_revert_web_contents_title_) {
     original_web_contents_title_ = entry->GetTitle();
     should_revert_web_contents_title_ = true;
   }
   // TODO(evan): make use of title_direction.
   // http://code.google.com/p/chromium/issues/detail?id=27094
   entry->SetTitle(title);
   controller_->delegate()->NotifyNavigationStateChanged(INVALIDATE_TYPE_TITLE);
 }
 
+AccessibilityMode InterstitialPageImpl::GetAccessibilityMode() const {
+  if (web_contents_)
+    return static_cast<WebContentsImpl*>(web_contents_)->GetAccessibilityMode();
+  else
+    return AccessibilityModeOff;
+}
+
 RenderViewHostDelegateView* InterstitialPageImpl::GetDelegateView() {
   return rvh_delegate_view_.get();
 }
 
 const GURL& InterstitialPageImpl::GetMainFrameLastCommittedURL() const {
   return url_;
 }
 
 void InterstitialPageImpl::RenderViewTerminated(
     RenderViewHost* render_view_host,
@@ skipping 81 matching lines @@
 
 void InterstitialPageImpl::HandleKeyboardEvent(
       const NativeWebKeyboardEvent& event) {
   if (enabled())
     render_widget_host_delegate_->HandleKeyboardEvent(event);
 }
 
 #if defined(OS_WIN)
 gfx::NativeViewAccessible
 InterstitialPageImpl::GetParentNativeViewAccessible() {
-  return render_widget_host_delegate_->GetParentNativeViewAccessible();
+  if (web_contents_) {
+    WebContentsImpl* wci = static_cast<WebContentsImpl*>(web_contents_);
+    return wci->GetParentNativeViewAccessible();
+  }
+  return NULL;
 }
 #endif
 
 WebContents* InterstitialPageImpl::web_contents() const {
   return web_contents_;
 }
 
 RenderViewHost* InterstitialPageImpl::CreateRenderViewHost() {
   if (!enabled())
     return NULL;
@@ skipping 351 matching lines @@
 
   web_contents->GetDelegateView()->TakeFocus(reverse);
 }
 
 void InterstitialPageImpl::InterstitialPageRVHDelegateView::OnFindReply(
     int request_id, int number_of_matches, const gfx::Rect& selection_rect,
     int active_match_ordinal, bool final_update) {
 }
 
 }  // namespace content