Merge 92347

Source/WebKit/win/WebView.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010 Apple, Inc.  All rights reserved.
  * Copyright (C) 2009, 2010, 2011 Appcelerator, Inc. All rights reserved.
  * Copyright (C) 2011 Brent Fulgham. 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.
@@ skipping 6113 matching lines @@
     return String(bstr, SysStringLen(bstr));
 }
 
 static KURL toKURL(BSTR bstr)
 {
     return KURL(KURL(), toString(bstr));
 }
 
 void WebView::enterFullscreenForNode(Node* node)
 {
-    if (!node->hasTagName(HTMLNames::videoTag))
+    if (!node->hasTagName(HTMLNames::videoTag) || !node->isElementNode() || !static_cast<Element*>(node)->isMediaElement())
         return;
 
 #if ENABLE(VIDEO)
     HTMLMediaElement* videoElement = static_cast<HTMLMediaElement*>(node);
 
     if (m_fullScreenVideoController) {
         if (m_fullScreenVideoController->mediaElement() == videoElement) {
             // The backend may just warn us that the underlaying plaftormMovie()
             // has changed. Just force an update.
             m_fullScreenVideoController->setMediaElement(videoElement);
@@ skipping 703 matching lines @@
 void WebView::fullScreenClientForceRepaint()
 {
     ASSERT(m_fullScreenElement);
     RECT windowRect = {0};
     frameRect(&windowRect);
     repaint(windowRect, true /*contentChanged*/, true /*immediate*/, false /*contentOnly*/);
     m_fullscreenController->repaintCompleted();
 }
 
 #endif