One instead of three resolverChanged replacing source in inspector.

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

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2006, 2007, 2008, 2009, 2010, 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.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 90 matching lines @@
         ~RuleMutationScope();
 
     private:
         RawPtrWillBeMember<CSSStyleSheet> m_styleSheet;
     };
 
     void willMutateRules();
     void didMutateRules();
     void didMutate(StyleSheetUpdateType = PartialRuleUpdate);
 
-    void clearChildRuleCSSOMWrappers();
-
     StyleSheetContents* contents() const { return m_contents.get(); }
 
     bool isInline() const { return m_isInlineStylesheet; }
     TextPosition startPositionInSource() const { return m_startPosition; }
 
     bool sheetLoaded();
     bool loadCompleted() const { return m_loadCompleted; }
     void startLoadingDynamicSheet();
+    void setText(const String&);
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     CSSStyleSheet(PassRefPtrWillBeRawPtr<StyleSheetContents>, CSSImportRule* ownerRule);
     CSSStyleSheet(PassRefPtrWillBeRawPtr<StyleSheetContents>, Node* ownerNode, bool isInlineStylesheet, const TextPosition& startPosition);
 
     bool isCSSStyleSheet() const override { return true; }
     String type() const override { return "text/css"; }
 
@@ skipping 39 matching lines @@
 {
     if (m_styleSheet)
         m_styleSheet->didMutateRules();
 }
 
 DEFINE_TYPE_CASTS(CSSStyleSheet, StyleSheet, sheet, sheet->isCSSStyleSheet(), sheet.isCSSStyleSheet());
 
 } // namespace blink
 
 #endif