Oilpan: Remove most WillBe types from the code base

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

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2006, 2007, 2008, 2009, 2012 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 79 matching lines @@
     bool allowedToLoadFrameURL(const String& url);
     bool requestObject(const String& url, const String& mimeType, const Vector<String>& paramNames, const Vector<String>& paramValues);
     bool shouldUsePlugin(const KURL&, const String& mimeType, bool hasFallback, bool& useFallback);
 
     void dispatchErrorEvent();
     void lazyReattachIfNeeded();
 
     String m_serviceType;
     String m_url;
     KURL m_loadedUrl;
-    OwnPtrWillBeMember<HTMLImageLoader> m_imageLoader;
+    Member<HTMLImageLoader> m_imageLoader;
     bool m_isDelayingLoadEvent;
 
 private:
     // EventTarget functions:
     void removeAllEventListeners() final;
 
     // Node functions:
     bool canContainRangeEndPoint() const override { return false; }
     bool willRespondToMouseClickEvents() final;
     void defaultEventHandler(Event*) final;
@@ skipping 31 matching lines @@
     mutable RefPtr<SharedPersistent<v8::Object>> m_pluginWrapper;
     NPObject* m_NPObject;
     bool m_needsWidgetUpdate;
     bool m_shouldPreferPlugInsForImages;
 
     // Normally the Widget is stored in HTMLFrameOwnerElement::m_widget.
     // However, plugins can persist even when not rendered. In order to
     // prevent confusing code which may assume that widget() != null
     // means the frame is active, we save off m_widget here while
     // the plugin is persisting but not being displayed.
-    RefPtrWillBeMember<Widget> m_persistedPluginWidget;
+    Member<Widget> m_persistedPluginWidget;
 };
 
 inline bool isHTMLPlugInElement(const HTMLElement& element)
 {
     return element.isPluginElement();
 }
 
 DEFINE_HTMLELEMENT_TYPE_CASTS_WITH_FUNCTION(HTMLPlugInElement);
 
 } // namespace blink
 
 #endif // HTMLPlugInElement_h