Remove applyAuthorStyles flag.

sky/engine/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 195 matching lines @@
     if (m_selection)
         return m_selection.get();
 
     // FIXME: The correct selection in Shadow DOM requires that Position can have a ShadowRoot
     // as a container.
     // See https://bugs.webkit.org/show_bug.cgi?id=82697
     m_selection = DOMSelection::create(this);
     return m_selection.get();
 }
 
-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 185 matching lines @@
 
     for (size_t i = 0; i < list.size(); i++) {
         if (list[i]->contents() != otherList[i]->contents())
             return false;
     }
 
     return true;
 }
 
 } // namespace blink