One AXObjectCache per frame

third_party/WebKit/Source/web/ChromeClientImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 194 matching lines @@
     if (toNode && toNode->isElementNode() && toElement(toNode)->isLiveLink() && toNode->shouldHaveFocusAppearance())
         focusURL = toElement(toNode)->hrefURL();
     m_webView->client()->setKeyboardFocusURL(focusURL);
 }
 
 void ChromeClientImpl::focusedFrameChanged(LocalFrame* frame)
 {
     WebLocalFrameImpl* webframe = WebLocalFrameImpl::fromFrame(frame);
     if (webframe && webframe->client())
         webframe->client()->frameFocused();
+
+    m_webView->client()->focusedFrameChanged();
 }
 
 bool ChromeClientImpl::hadFormInteraction() const
 {
     return m_webView->pageImportanceSignals() && m_webView->pageImportanceSignals()->hadFormInteraction();
 }
 
 namespace {
 
 void updatePolicyForEvent(const WebInputEvent* inputEvent, NavigationPolicy* policy)
@@ skipping 782 matching lines @@
     return m_webView->elasticOverscroll();
 }
 
 void ChromeClientImpl::didObserveNonGetFetchFromScript() const
 {
     if (m_webView->pageImportanceSignals())
         m_webView->pageImportanceSignals()->setIssuedNonGetFetchFromScript();
 }
 
 } // namespace blink