Make Document::nodeChildrenWillBeRemoved() take a reference

Source/core/dom/Document.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
@@ skipping 3579 matching lines @@
 
 void Document::updateRangesAfterChildrenChanged(ContainerNode* container)
 {
     if (!m_ranges.isEmpty()) {
         HashSet<Range*>::const_iterator end = m_ranges.end();
         for (HashSet<Range*>::const_iterator it = m_ranges.begin(); it != end; ++it)
             (*it)->nodeChildrenChanged(container);
     }
 }
 
-void Document::nodeChildrenWillBeRemoved(ContainerNode* container)
+void Document::nodeChildrenWillBeRemoved(ContainerNode& container)
 {
     NoEventDispatchAssertion assertNoEventDispatch;
     if (!m_ranges.isEmpty()) {
         HashSet<Range*>::const_iterator end = m_ranges.end();
         for (HashSet<Range*>::const_iterator it = m_ranges.begin(); it != end; ++it)
             (*it)->nodeChildrenWillBeRemoved(container);
     }
 
     HashSet<NodeIterator*>::const_iterator nodeIteratorsEnd = m_nodeIterators.end();
     for (HashSet<NodeIterator*>::const_iterator it = m_nodeIterators.begin(); it != nodeIteratorsEnd; ++it) {
-        for (Node* n = container->firstChild(); n; n = n->nextSibling())
+        for (Node* n = container.firstChild(); n; n = n->nextSibling())
             (*it)->nodeWillBeRemoved(*n);
     }
 
     if (Frame* frame = this->frame()) {
-        for (Node* n = container->firstChild(); n; n = n->nextSibling()) {
+        for (Node* n = container.firstChild(); n; n = n->nextSibling()) {
             frame->eventHandler().nodeWillBeRemoved(*n);
             frame->selection().nodeWillBeRemoved(*n);
             frame->page()->dragCaretController().nodeWillBeRemoved(*n);
         }
     }
 }
 
 void Document::nodeWillBeRemoved(Node& n)
 {
     HashSet<NodeIterator*>::const_iterator nodeIteratorsEnd = m_nodeIterators.end();
@@ skipping 1814 matching lines @@
 void Document::defaultEventHandler(Event* event)
 {
     if (frame() && frame()->remotePlatformLayer()) {
         frame()->chromeClient().forwardInputEvent(this, event);
         return;
     }
     Node::defaultEventHandler(event);
 }
 
 } // namespace WebCore