Remove RawPtr from core/css

third_party/WebKit/Source/core/css/CSSViewportRule.h

 /*
  * Copyright (C) 2012 Intel Corporation. All rights reserved.
  * Copyright (C) 2012 Apple 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
@@ skipping 25 matching lines @@
 
 namespace blink {
 
 class CSSStyleDeclaration;
 class StyleRuleViewport;
 class StyleRuleCSSStyleDeclaration;
 
 class CSSViewportRule final: public CSSRule {
     DEFINE_WRAPPERTYPEINFO();
 public:
-    static RawPtr<CSSViewportRule> create(StyleRuleViewport* viewportRule, CSSStyleSheet* sheet)
+    static CSSViewportRule* create(StyleRuleViewport* viewportRule, CSSStyleSheet* sheet)
     {
         return new CSSViewportRule(viewportRule, sheet);
     }
     ~CSSViewportRule() override;
 
     String cssText() const override;
     void reattach(StyleRuleBase*) override;
 
     CSSStyleDeclaration* style() const;
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     CSSViewportRule(StyleRuleViewport*, CSSStyleSheet*);
 
     CSSRule::Type type() const override { return VIEWPORT_RULE; }
 
     Member<StyleRuleViewport> m_viewportRule;
     mutable Member<StyleRuleCSSStyleDeclaration> m_propertiesCSSOMWrapper;
 };
 
 DEFINE_CSS_RULE_TYPE_CASTS(CSSViewportRule, VIEWPORT_RULE);
 
 } // namespace blink
 
 #endif // CSSViewportRule_h