Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/html/HTMLProgressElement.h

 /*
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * 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 17 matching lines @@
 
 class ProgressValueElement;
 class LayoutProgress;
 
 class CORE_EXPORT HTMLProgressElement final : public LabelableElement {
     DEFINE_WRAPPERTYPEINFO();
 public:
     static const double IndeterminatePosition;
     static const double InvalidPosition;
 
-    static PassRefPtrWillBeRawPtr<HTMLProgressElement> create(Document&);
+    static RawPtr<HTMLProgressElement> create(Document&);
 
     double value() const;
     void setValue(double);
 
     double max() const;
     void setMax(double);
 
     double position() const;
 
     bool canContainRangeEndPoint() const override { return false; }
@@ skipping 12 matching lines @@
     LayoutProgress* layoutProgress() const;
 
     void parseAttribute(const QualifiedName&, const AtomicString&, const AtomicString&) override;
 
     void attach(const AttachContext& = AttachContext()) override;
 
     void didElementStateChange();
     void didAddUserAgentShadowRoot(ShadowRoot&) override;
     bool isDeterminate() const;
 
-    RawPtrWillBeMember<ProgressValueElement> m_value;
+    Member<ProgressValueElement> m_value;
 };
 
 } // namespace blink
 
 #endif // HTMLProgressElement_h