Change FrameTree to return Frames instead of LocalFrames.

Source/core/rendering/FastTextAutosizer.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 470 matching lines @@
 
 bool FastTextAutosizer::shouldHandleLayout() const
 {
     return m_pageInfo.m_settingEnabled && m_pageInfo.m_pageNeedsAutosizing && !m_updatePageInfoDeferred;
 }
 
 void FastTextAutosizer::updatePageInfoInAllFrames()
 {
     ASSERT(!m_document->frame() || m_document->frame()->isMainFrame());
 
-    for (LocalFrame* frame = m_document->frame(); frame; frame = frame->tree().traverseNext()) {
-        if (FastTextAutosizer* textAutosizer = frame->document()->fastTextAutosizer())
+    for (Frame* frame = m_document->frame(); frame; frame = frame->tree().traverseNext()) {
+        if (!frame->isLocalFrame())
+            continue;
+        if (FastTextAutosizer* textAutosizer = toLocalFrame(frame)->document()->fastTextAutosizer())
             textAutosizer->updatePageInfo();
     }
 }
 
 void FastTextAutosizer::updatePageInfo()
 {
     if (m_updatePageInfoDeferred || !m_document->page() || !m_document->settings())
         return;
 
     PageInfo previousPageInfo(m_pageInfo);
@@ skipping 619 matching lines @@
 FastTextAutosizer::DeferUpdatePageInfo::~DeferUpdatePageInfo()
 {
     if (FastTextAutosizer* textAutosizer = m_mainFrame->document()->fastTextAutosizer()) {
         ASSERT(textAutosizer->m_updatePageInfoDeferred);
         textAutosizer->m_updatePageInfoDeferred = false;
         textAutosizer->updatePageInfoInAllFrames();
     }
 }
 
 } // namespace WebCore