Remove more #includes from Frame.h

Source/core/editing/EditingStyle.cpp

 /*
  * Copyright (C) 2007, 2008, 2009 Apple Computer, Inc.
  * Copyright (C) 2010, 2011 Google 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 16 matching lines @@
 #include "config.h"
 #include "EditingStyle.h"
 
 #include "ApplyStyleCommand.h"
 #include "CSSComputedStyleDeclaration.h"
 #include "CSSParser.h"
 #include "CSSRuleList.h"
 #include "CSSStyleRule.h"
 #include "CSSValueKeywords.h"
 #include "CSSValueList.h"
+#include "Editor.h"
 #include "Frame.h"
 #include "FrameSelection.h"
 #include "HTMLFontElement.h"
 #include "HTMLInterchange.h"
 #include "HTMLNames.h"
 #include "Node.h"
 #include "NodeTraversal.h"
 #include "Position.h"
 #include "QualifiedName.h"
 #include "RenderStyle.h"
@@ skipping 1549 matching lines @@
 {
     for (Node* ancestor = node; ancestor; ancestor = ancestor->parentNode()) {
         RefPtr<CSSComputedStyleDeclaration> ancestorStyle = CSSComputedStyleDeclaration::create(ancestor);
         if (!hasTransparentBackgroundColor(ancestorStyle.get()))
             return ancestorStyle->getPropertyCSSValue(CSSPropertyBackgroundColor);
     }
     return 0;
 }
 
 }