Remove assorted unnecessary includes in core/layout/

third_party/WebKit/Source/core/layout/LayoutThemeMobile.cpp

 /*
  * Copyright (C) 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
  *     notice, this list of conditions and the following disclaimer in the
  *     documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 #include "core/layout/LayoutThemeMobile.h"
 
-#include "core/CSSValueKeywords.h"
-#include "core/InputTypeNames.h"
-#include "core/layout/LayoutObject.h"
+#include "core/style/ComputedStyle.h"
 #include "platform/LayoutTestSupport.h"
 #include "platform/PlatformResourceLoader.h"
-#include "platform/graphics/Color.h"
-#include "platform/scroll/ScrollbarTheme.h"
+#include "platform/RuntimeEnabledFeatures.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebThemeEngine.h"
-#include "wtf/StdLibExtras.h"
 
 namespace blink {
 
 PassRefPtr<LayoutTheme> LayoutThemeMobile::create()
 {
     return adoptRef(new LayoutThemeMobile());
 }
 
 LayoutThemeMobile::~LayoutThemeMobile()
 {
@@ skipping 31 matching lines @@
 #if OS(MACOSX)
     // Mac WebThemeEngine cannot handle these controls.
     ControlPart part = style.appearance();
     if (part == CheckboxPart || part == RadioPart)
         return true;
 #endif
     return LayoutThemeDefault::shouldUseFallbackTheme(style);
 }
 
 } // namespace blink