Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/dom/TreeWalker.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2000 Frederik Holljen (frederik.holljen@hig.no)
  * Copyright (C) 2001 Peter Kelly (pmk@post.com)
  * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2004, 2008 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
@@ skipping 18 matching lines @@
 #include "core/dom/NodeFilter.h"
 #include "core/dom/NodeIteratorBase.h"
 #include "platform/heap/Handle.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 
 namespace blink {
 
 class ExceptionState;
 
-class TreeWalker final : public RefCountedWillBeGarbageCollected<TreeWalker>, public ScriptWrappable, public NodeIteratorBase {
+class TreeWalker final : public GarbageCollected<TreeWalker>, public ScriptWrappable, public NodeIteratorBase {
     DEFINE_WRAPPERTYPEINFO();
-    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(TreeWalker);
+    USING_GARBAGE_COLLECTED_MIXIN(TreeWalker);
 public:
-    static PassRefPtrWillBeRawPtr<TreeWalker> create(PassRefPtrWillBeRawPtr<Node> rootNode, unsigned whatToShow, PassRefPtrWillBeRawPtr<NodeFilter> filter)
+    static RawPtr<TreeWalker> create(RawPtr<Node> rootNode, unsigned whatToShow, RawPtr<NodeFilter> filter)
     {
-        return adoptRefWillBeNoop(new TreeWalker(rootNode, whatToShow, filter));
+        return (new TreeWalker(rootNode, whatToShow, filter));
     }
 
     Node* currentNode() const { return m_current.get(); }
-    void setCurrentNode(PassRefPtrWillBeRawPtr<Node>);
+    void setCurrentNode(RawPtr<Node>);
 
     Node* parentNode(ExceptionState&);
     Node* firstChild(ExceptionState&);
     Node* lastChild(ExceptionState&);
     Node* previousSibling(ExceptionState&);
     Node* nextSibling(ExceptionState&);
     Node* previousNode(ExceptionState&);
     Node* nextNode(ExceptionState&);
 
     DECLARE_TRACE();
 
 private:
-    TreeWalker(PassRefPtrWillBeRawPtr<Node>, unsigned whatToShow, PassRefPtrWillBeRawPtr<NodeFilter>);
+    TreeWalker(RawPtr<Node>, unsigned whatToShow, RawPtr<NodeFilter>);
 
-    Node* setCurrent(PassRefPtrWillBeRawPtr<Node>);
+    Node* setCurrent(RawPtr<Node>);
 
-    RefPtrWillBeMember<Node> m_current;
+    Member<Node> m_current;
 };
 
 } // namespace blink
 
 #endif // TreeWalker_h