Don't include headers from the layout API from other headers needlessly.

third_party/WebKit/Source/core/paint/ThemePainter.cpp

 /**
  * This file is part of the theme implementation for form controls in WebCore.
  *
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Computer, Inc.
  *
  * 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
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 13 matching lines @@
 #include "core/InputTypeNames.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/UseCounter.h"
 #include "core/html/HTMLDataListElement.h"
 #include "core/html/HTMLDataListOptionsCollection.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/HTMLOptionElement.h"
 #include "core/html/parser/HTMLParserIdioms.h"
 #include "core/html/shadow/ShadowElementNames.h"
 #include "core/layout/LayoutTheme.h"
+#include "core/layout/LayoutView.h"
 #include "core/paint/MediaControlsPainter.h"
 #include "core/paint/PaintInfo.h"
 #include "core/style/ComputedStyle.h"
 #include "platform/Theme.h"
 #include "platform/graphics/GraphicsContextStateSaver.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebFallbackThemeEngine.h"
 #include "public/platform/WebRect.h"
 
 // The methods in this file are shared by all themes on every platform.
@@ skipping 310 matching lines @@
         i.context.translate(unzoomedRect.x(), unzoomedRect.y());
         i.context.scale(zoomLevel, zoomLevel);
         i.context.translate(-unzoomedRect.x(), -unzoomedRect.y());
     }
 
     Platform::current()->fallbackThemeEngine()->paint(canvas, WebFallbackThemeEngine::PartRadio, getWebFallbackThemeState(o), WebRect(unzoomedRect), &extraParams);
     return false;
 }
 
 } // namespace blink