[Oilpan] Prepare full definition of classes before using Member

third_party/WebKit/Source/core/svg/SVGScriptElement.h

 /*
  * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org>
  *
  * 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,
@@ skipping 24 matching lines @@
 
 class SVGScriptElement final
     : public SVGElement
     , public SVGURIReference
     , public ScriptLoaderClient {
     DEFINE_WRAPPERTYPEINFO();
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(SVGScriptElement);
 public:
     static PassRefPtrWillBeRawPtr<SVGScriptElement> create(Document&, bool wasInsertedByParser);
 
-    ScriptLoader* loader() const { return m_loader.get(); }
+    ScriptLoader* loader() const;
 
 #if ENABLE(ASSERT)
     bool isAnimatableAttribute(const QualifiedName&) const override;
 #endif
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     SVGScriptElement(Document&, bool wasInsertedByParser, bool alreadyStarted);
 
@@ skipping 24 matching lines @@
 
     PassRefPtrWillBeRawPtr<Element> cloneElementWithoutAttributesAndChildren() override;
     bool layoutObjectIsNeeded(const ComputedStyle&) override { return false; }
 
     OwnPtrWillBeMember<ScriptLoader> m_loader;
 };
 
 } // namespace blink
 
 #endif // SVGScriptElement_h