Rename Document::ownerElement to localOwner and fix main frame checks.

third_party/WebKit/Source/core/dom/Element.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Peter Kelly (pmk@post.com)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012, 2013 Apple Inc. All rights reserved.
  *           (C) 2007 Eric Seidel (eric@webkit.org)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 3041 matching lines @@
 void Element::setContainsFullScreenElement(bool flag)
 {
     setElementFlag(ContainsFullScreenElement, flag);
     document().styleEngine().ensureFullscreenUAStyle();
     pseudoStateChanged(CSSSelector::PseudoFullScreenAncestor);
 }
 
 static Element* parentCrossingFrameBoundaries(Element* element)
 {
     DCHECK(element);
-    return element->parentElement() ? element->parentElement() : element->document().ownerElement();
+    return element->parentElement() ? element->parentElement() : element->document().localOwner();
 }
 
 void Element::setContainsFullScreenElementOnAncestorsCrossingFrameBoundaries(bool flag)
 {
     for (Element* element = parentCrossingFrameBoundaries(this); element; element = parentCrossingFrameBoundaries(element))
         element->setContainsFullScreenElement(flag);
 }
 
 void Element::setIsInTopLayer(bool inTopLayer)
 {
@@ skipping 626 matching lines @@
 
 DEFINE_TRACE(Element)
 {
     if (hasRareData())
         visitor->trace(elementRareData());
     visitor->trace(m_elementData);
     ContainerNode::trace(visitor);
 }
 
 } // namespace blink