Oilpan: add missing transition type on stack allocated StyleSheetHandler.

Source/core/inspector/InspectorStyleSheet.cpp

 /*
  * Copyright (C) 2010, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 81 matching lines @@
     virtual void endMediaQueryExp(unsigned offset) override;
     virtual void startMediaQuery() override;
     virtual void endMediaQuery() override;
 
     void addNewRuleToSourceTree(PassRefPtrWillBeRawPtr<CSSRuleSourceData>);
     PassRefPtrWillBeRawPtr<CSSRuleSourceData> popRuleData();
     template <typename CharacterType> inline void setRuleHeaderEnd(const CharacterType*, unsigned);
     void fixUnparsedPropertyRanges(CSSRuleSourceData*);
 
     const String& m_parsedText;
-    Document* m_document;
+    RawPtrWillBeMember<Document> m_document;
     RuleSourceDataList* m_result;
     RuleSourceDataList m_currentRuleDataStack;
     RefPtrWillBeMember<CSSRuleSourceData> m_currentRuleData;
     RefPtrWillBeMember<CSSMediaQuerySourceData> m_currentMediaQueryData;
     unsigned m_mediaQueryExpValueRangeStart;
 };
 
 void StyleSheetHandler::startRuleHeader(StyleRule::Type type, unsigned offset)
 {
     // Pop off data for a previous invalid rule.
@@ skipping 1820 matching lines @@
 
 DEFINE_TRACE(InspectorStyleSheetForInlineStyle)
 {
     visitor->trace(m_element);
     visitor->trace(m_ruleSourceData);
     visitor->trace(m_inspectorStyle);
     InspectorStyleSheetBase::trace(visitor);
 }
 
 } // namespace blink