Convert HTMLFrameOwnerElement and FocusController to use Frame.

Source/core/html/HTMLFrameOwnerElement.cpp

 /*
  * Copyright (C) 2006, 2007, 2009 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 33 matching lines @@
 
 RenderPart* HTMLFrameOwnerElement::renderPart() const
 {
     // HTMLObjectElement and HTMLEmbedElement may return arbitrary renderers
     // when using fallback content.
     if (!renderer() || !renderer()->isRenderPart())
         return 0;
     return toRenderPart(renderer());
 }
 
-void HTMLFrameOwnerElement::setContentFrame(LocalFrame& frame)
+void HTMLFrameOwnerElement::setContentFrame(Frame& frame)
 {
     // Make sure we will not end up with two frames referencing the same owner element.
     ASSERT(!m_contentFrame || m_contentFrame->ownerElement() != this);
     // Disconnected frames should not be allowed to load.
     ASSERT(inDocument());
     m_contentFrame = &frame;
 
     for (ContainerNode* node = this; node; node = node->parentOrShadowHostNode())
         node->incrementConnectedSubframeCount();
 }
 
 void HTMLFrameOwnerElement::clearContentFrame()
 {
     if (!m_contentFrame)
         return;
 
     m_contentFrame = 0;
 
     for (ContainerNode* node = this; node; node = node->parentOrShadowHostNode())
         node->decrementConnectedSubframeCount();
 }
 
 void HTMLFrameOwnerElement::disconnectContentFrame()
 {
     // FIXME: Currently we don't do this in removedFrom because this causes an
     // unload event in the subframe which could execute script that could then
     // reach up into this document and then attempt to look back down. We should
     // see if this behavior is really needed as Gecko does not allow this.
-    if (LocalFrame* frame = contentFrame()) {
-        RefPtr<LocalFrame> protect(frame);
-        frame->loader().frameDetached();
+    if (Frame* frame = contentFrame()) {
+        RefPtr<Frame> protect(frame);
+        if (frame->isLocalFrame())
+            toLocalFrame(frame)->loader().frameDetached();
         frame->disconnectOwnerElement();
     }
 }
 
 HTMLFrameOwnerElement::~HTMLFrameOwnerElement()
 {
     if (m_contentFrame)
         m_contentFrame->disconnectOwnerElement();
 }
 
@@ skipping 21 matching lines @@
 {
     Document* doc = contentDocument();
     if (doc && doc->isSVGDocument())
         return toSVGDocument(doc);
     return 0;
 }
 
 bool HTMLFrameOwnerElement::loadOrRedirectSubframe(const KURL& url, const AtomicString& frameName, bool lockBackForwardList)
 {
     RefPtr<LocalFrame> parentFrame = document().frame();
-    if (contentFrame()) {
-        contentFrame()->navigationScheduler().scheduleLocationChange(&document(), url.string(), Referrer(document().outgoingReferrer(), document().referrerPolicy()), lockBackForwardList);
+    // FIXME(kenrb): The necessary semantics for RemoteFrames have not been worked out yet, but this will likely need some logic to handle them.
+    if (contentFrame() && contentFrame()->isLocalFrame()) {
+        toLocalFrame(contentFrame())->navigationScheduler().scheduleLocationChange(&document(), url.string(), Referrer(document().outgoingReferrer(), document().referrerPolicy()), lockBackForwardList);
         return true;
     }
 
     if (!document().securityOrigin()->canDisplay(url)) {
         FrameLoader::reportLocalLoadFailed(parentFrame.get(), url.string());
         return false;
     }
 
     if (!SubframeLoadingDisabler::canLoadFrame(*this))
         return false;
@@ skipping 28 matching lines @@
     // FIXME: In this case the LocalFrame will have finished loading before
     // it's being added to the child list. It would be a good idea to
     // create the child first, then invoke the loader separately.
     if (childFrame->loader().state() == FrameStateComplete && !childFrame->loader().policyDocumentLoader())
         childFrame->loader().checkCompleted();
     return true;
 }
 
 
 } // namespace WebCore