Change FrameTree to return Frames instead of LocalFrames.

Source/core/rendering/compositing/RenderLayerCompositor.cpp

 /*
  * Copyright (C) 2009, 2010 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 234 matching lines @@
     if (!isHTMLVideoElement(fullscreenElement))
         return 0;
     RenderObject* renderer = fullscreenElement->renderer();
     if (!renderer)
         return 0;
     return toRenderVideo(renderer);
 }
 
 void RenderLayerCompositor::updateIfNeededRecursive()
 {
-    for (LocalFrame* child = m_renderView.frameView()->frame().tree().firstChild(); child; child = child->tree().nextSibling())
-        child->contentRenderer()->compositor()->updateIfNeededRecursive();
+    for (Frame* child = m_renderView.frameView()->frame().tree().firstChild(); child; child = child->tree().nextSibling()) {
+        if (child->isLocalFrame())
+            toLocalFrame(child)->contentRenderer()->compositor()->updateIfNeededRecursive();
+    }
 
     TRACE_EVENT0("blink_rendering", "RenderLayerCompositor::updateIfNeededRecursive");
 
     ASSERT(!m_renderView.needsLayout());
 
     ScriptForbiddenScope forbidScript;
 
     lifecycle().advanceTo(DocumentLifecycle::InCompositingUpdate);
 
     updateIfNeeded();
 
     lifecycle().advanceTo(DocumentLifecycle::CompositingClean);
 
     DocumentAnimations::startPendingAnimations(m_renderView.document());
     // TODO: Figure out why this fails on Chrome OS login page. crbug.com/365507
     // ASSERT(lifecycle().state() == DocumentLifecycle::CompositingClean);
 
 #if ASSERT_ENABLED
     assertNoUnresolvedDirtyBits();
-    for (LocalFrame* child = m_renderView.frameView()->frame().tree().firstChild(); child; child = child->tree().nextSibling())
-        child->contentRenderer()->compositor()->assertNoUnresolvedDirtyBits();
+    for (Frame* child = m_renderView.frameView()->frame().tree().firstChild(); child; child = child->tree().nextSibling()) {
+        if (child->isLocalFrame())
+            toLocalFrame(child)->contentRenderer()->compositor()->assertNoUnresolvedDirtyBits();
+    }
 #endif
 }
 
 void RenderLayerCompositor::setNeedsCompositingUpdate(CompositingUpdateType updateType)
 {
     ASSERT(updateType != CompositingUpdateNone);
     // FIXME: Technically we only need to do this when the FrameView's isScrollable method
     // would return a different value.
     if (updateType == CompositingUpdateAfterLayout)
         m_rootShouldAlwaysCompositeDirty = true;
@@ skipping 1033 matching lines @@
 
 // IFrames are special, because we hook compositing layers together across iframe boundaries
 // when both parent and iframe content are composited. So when this frame becomes composited, we have
 // to use a synthetic style change to get the iframes into RenderLayers in order to allow them to composite.
 void RenderLayerCompositor::notifyIFramesOfCompositingChange()
 {
     if (!m_renderView.frameView())
         return;
     LocalFrame& frame = m_renderView.frameView()->frame();
 
-    for (LocalFrame* child = frame.tree().firstChild(); child; child = child->tree().traverseNext(&frame)) {
-        if (!child->document())
+    for (Frame* child = frame.tree().firstChild(); child; child = child->tree().traverseNext(&frame)) {
+        if (!child->isLocalFrame())
+            continue;
+        if (!toLocalFrame(child)->document())
             continue; // FIXME: Can this happen?
-        if (HTMLFrameOwnerElement* ownerElement = child->document()->ownerElement()) {
+        if (HTMLFrameOwnerElement* ownerElement = toLocalFrame(child)->document()->ownerElement()) {
             DeprecatedScheduleStyleRecalcDuringCompositingUpdate marker(ownerElement->document().lifecycle());
             ownerElement->scheduleLayerUpdate();
         }
     }
 
     // Compositing also affects the answer to RenderIFrame::requiresAcceleratedCompositing(), so
     // we need to schedule a style recalc in our parent document.
     if (HTMLFrameOwnerElement* ownerElement = m_renderView.document().ownerElement()) {
         ownerElement->document().renderView()->compositor()->setNeedsCompositingUpdate(CompositingUpdateAfterCompositingInputChange);
         DeprecatedScheduleStyleRecalcDuringCompositingUpdate marker(ownerElement->document().lifecycle());
@@ skipping 50 matching lines @@
     } else if (graphicsLayer == m_scrollLayer.get()) {
         name = "LocalFrame Scrolling Layer";
     } else {
         ASSERT_NOT_REACHED();
     }
 
     return name;
 }
 
 } // namespace WebCore