Removed unused StyleEngine::didRemoveShadowRoot().

third_party/WebKit/Source/core/dom/StyleEngine.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All
  * rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
@@ skipping 138 matching lines @@
   bool usesFirstLineRules() const { return m_usesFirstLineRules; }
   bool usesWindowInactiveSelector() const {
     return m_usesWindowInactiveSelector;
   }
 
   bool usesRemUnits() const { return m_usesRemUnits; }
   void setUsesRemUnit(bool b) { m_usesRemUnits = b; }
 
   void resetCSSFeatureFlags(const RuleFeatureSet&);
 
-  void didRemoveShadowRoot(ShadowRoot*);
   void shadowRootRemovedFromDocument(ShadowRoot*);
   void appendActiveAuthorStyleSheets();
   void addTreeBoundaryCrossingScope(const TreeScope&);
   const DocumentOrderedList& treeBoundaryCrossingScopes() const {
     return m_treeBoundaryCrossingScopes;
   }
   void resetAuthorStyle(TreeScope&);
 
   StyleResolver* resolver() const { return m_resolver.get(); }
 
@@ skipping 164 matching lines @@
 
   std::unique_ptr<StyleResolverStats> m_styleResolverStats;
   unsigned m_styleForElementCount = 0;
 
   friend class StyleEngineTest;
 };
 
 }  // namespace blink
 
 #endif