Remove more stuff from applyAuthorStyles.

Source/core/dom/TreeScope.cpp

 /*
  * Copyright (C) 2011 Google Inc. 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 disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 325 matching lines @@
                 return anchor;
         } else {
             // Strict mode, names need to match exactly.
             if (anchor->name() == name)
                 return anchor;
         }
     }
     return 0;
 }
 
-bool TreeScope::applyAuthorStyles() const
-{
-    return rootNode().isDocumentNode();
-}
-
 void TreeScope::adoptIfNeeded(Node& node)
 {
     ASSERT(this);
     ASSERT(!node.isDocumentNode());
 #if !ENABLE(OILPAN)
     ASSERT_WITH_SECURITY_IMPLICATION(!node.m_deletionHasBegun);
 #endif
     TreeScopeAdopter adopter(node, *this);
     if (adopter.needsScopeChange())
         adopter.execute();
@@ skipping 197 matching lines @@
     visitor->trace(m_parentTreeScope);
     visitor->trace(m_idTargetObserverRegistry);
     visitor->trace(m_selection);
     visitor->trace(m_elementsById);
     visitor->trace(m_imageMapsByName);
     visitor->trace(m_labelsByForAttribute);
     visitor->trace(m_scopedStyleResolver);
 }
 
 } // namespace blink