Remove style element counting in ShadowRoot.

sky/engine/core/html/HTMLStyleElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2010 Apple Inc. All rights reserved.
  *           (C) 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
@@ skipping 55 matching lines @@
 }
 
 void HTMLStyleElement::insertedInto(ContainerNode* insertionPoint)
 {
     HTMLElement::insertedInto(insertionPoint);
 
     if (!inDocument())
         return;
 
     processStyleSheet();
-
-    if (ShadowRoot* scope = containingShadowRoot())
-        scope->registerScopedHTMLStyleChild();
 }
 
 void HTMLStyleElement::removedFrom(ContainerNode* insertionPoint)
 {
     HTMLElement::removedFrom(insertionPoint);
 
     if (!insertionPoint->inDocument())
         return;
 
     ShadowRoot* scopingNode = containingShadowRoot();
     if (!scopingNode)
         scopingNode = insertionPoint->containingShadowRoot();
 
-    if (scopingNode)
-        scopingNode->unregisterScopedHTMLStyleChild();
-
     TreeScope* containingScope = containingShadowRoot();
     TreeScope& scope = containingScope ? *containingScope : insertionPoint->treeScope();
 
     if (m_registeredAsCandidate) {
         document().styleEngine()->removeStyleSheetCandidateNode(this, scopingNode, scope);
         m_registeredAsCandidate = false;
     }
 
     RefPtr<CSSStyleSheet> removedSheet = m_sheet.get();
 
@@ skipping 85 matching lines @@
     TRACE_EVENT0("blink", "StyleElement::processStyleSheet");
 
     ASSERT(inDocument());
 
     m_registeredAsCandidate = true;
     document().styleEngine()->addStyleSheetCandidateNode(this, false);
     process();
 }
 
 }