Have ElementTraversal / NodeTraversal's next() methods take a reference

Source/core/editing/SpellChecker.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 78 matching lines @@
 {
     return editorClient().isContinuousSpellCheckingEnabled();
 }
 
 void SpellChecker::toggleContinuousSpellChecking()
 {
     editorClient().toggleContinuousSpellChecking();
     if (isContinuousSpellCheckingEnabled())
         return;
     for (Frame* frame = m_frame.page()->mainFrame(); frame && frame->document(); frame = frame->tree().traverseNext()) {
-        for (Node* node = frame->document()->rootNode(); node; node = NodeTraversal::next(node)) {
+        for (Node* node = frame->document()->rootNode(); node; node = NodeTraversal::next(*node)) {
             node->setAlreadySpellChecked(false);
         }
     }
 }
 
 bool SpellChecker::isGrammarCheckingEnabled()
 {
     return editorClient().isGrammarCheckingEnabled();
 }
 
@@ skipping 609 matching lines @@
 void SpellChecker::didEndEditingOnTextField(Element* e)
 {
     // Remove markers when deactivating a selection in an <input type="text"/>.
     // Prevent new ones from appearing too.
     m_spellCheckRequester->cancelCheck();
     HTMLTextFormControlElement* textFormControlElement = toHTMLTextFormControlElement(e);
     HTMLElement* innerText = textFormControlElement->innerTextElement();
     DocumentMarker::MarkerTypes markerTypes(DocumentMarker::Spelling);
     if (isGrammarCheckingEnabled() || unifiedTextCheckerEnabled())
         markerTypes.add(DocumentMarker::Grammar);
-    for (Node* node = innerText; node; node = NodeTraversal::next(node, innerText)) {
+    for (Node* node = innerText; node; node = NodeTraversal::next(*node, innerText)) {
         m_frame.document()->markers()->removeMarkers(node, markerTypes);
     }
 }
 
 void SpellChecker::respondToChangedSelection(const VisibleSelection& oldSelection, FrameSelection::SetSelectionOptions options)
 {
     bool closeTyping = options & FrameSelection::CloseTyping;
     bool isContinuousSpellCheckingEnabled = this->isContinuousSpellCheckingEnabled();
     bool isContinuousGrammarCheckingEnabled = isContinuousSpellCheckingEnabled && isGrammarCheckingEnabled();
     if (isContinuousSpellCheckingEnabled) {
@@ skipping 127 matching lines @@
 }
 
 void SpellChecker::requestTextChecking(const Element& element)
 {
     RefPtr<Range> rangeToCheck = rangeOfContents(const_cast<Element*>(&element));
     m_spellCheckRequester->requestCheckingFor(SpellCheckRequest::create(TextCheckingTypeSpelling | TextCheckingTypeGrammar, TextCheckingProcessBatch, rangeToCheck, rangeToCheck));
 }
 
 
 } // namespace WebCore