Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/html/HTMLDocument.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 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
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 138 matching lines @@
 const AtomicString& HTMLDocument::vlinkColor() const
 {
     return bodyAttributeValue(vlinkAttr);
 }
 
 void HTMLDocument::setVlinkColor(const AtomicString& value)
 {
     setBodyAttribute(vlinkAttr, value);
 }
 
-PassRefPtrWillBeRawPtr<Document> HTMLDocument::cloneDocumentWithoutChildren()
+RawPtr<Document> HTMLDocument::cloneDocumentWithoutChildren()
 {
     return create(DocumentInit(url()).withRegistrationContext(registrationContext()));
 }
 
 // --------------------------------------------------------------------------
 // not part of the DOM
 // --------------------------------------------------------------------------
 
 void HTMLDocument::addItemToMap(HashCountedSet<AtomicString>& map, const AtomicString& name)
 {
@@ skipping 63 matching lines @@
 }
 
 bool HTMLDocument::isCaseSensitiveAttribute(const QualifiedName& attributeName)
 {
     static HashSet<StringImpl*>* htmlCaseInsensitiveAttributesSet = createHtmlCaseInsensitiveAttributesSet();
     bool isPossibleHTMLAttr = !attributeName.hasPrefix() && (attributeName.namespaceURI() == nullAtom);
     return !isPossibleHTMLAttr || !htmlCaseInsensitiveAttributesSet->contains(attributeName.localName().impl());
 }
 
 } // namespace blink