Rename LockBackForwardList to ReplaceCurrentItem.

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 224 matching lines @@
 
     if (AXObjectCache* cache = document().existingAXObjectCache())
         cache->childrenChanged(layoutPart);
 }
 
 Widget* HTMLFrameOwnerElement::ownedWidget() const
 {
     return m_widget.get();
 }
 
-bool HTMLFrameOwnerElement::loadOrRedirectSubframe(const KURL& url, const AtomicString& frameName, bool lockBackForwardList)
+bool HTMLFrameOwnerElement::loadOrRedirectSubframe(const KURL& url, const AtomicString& frameName, bool replaceCurrentItem)
 {
     RefPtrWillBeRawPtr<LocalFrame> parentFrame = document().frame();
     if (contentFrame()) {
-        contentFrame()->navigate(document(), url, lockBackForwardList, UserGestureStatus::None);
+        contentFrame()->navigate(document(), url, replaceCurrentItem, UserGestureStatus::None);
         return true;
     }
 
     if (!document().securityOrigin()->canDisplay(url)) {
         FrameLoader::reportLocalLoadFailed(parentFrame.get(), url.string());
         return false;
     }
 
     if (!SubframeLoadingDisabler::canLoadFrame(*this))
         return false;
 
     if (document().frame()->host()->subframeCount() >= FrameHost::maxNumberOfFrames)
         return false;
 
     return parentFrame->loader().client()->createFrame(FrameLoadRequest(&document(), url, "_self", CheckContentSecurityPolicy), frameName, this);
 }
 
 DEFINE_TRACE(HTMLFrameOwnerElement)
 {
     visitor->trace(m_contentFrame);
     visitor->trace(m_widget);
     HTMLElement::trace(visitor);
     FrameOwner::trace(visitor);
 }
 
 
 } // namespace blink