Moving GraphicsContext and dependencies from core to platform.

Source/platform/scroll/ScrollbarThemeGtkOrAura.cpp

 /*
  * Copyright (c) 2008, 2009, 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 11 matching lines @@
  * OWNER OR 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
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
-#include "core/platform/ScrollbarThemeGtkOrAura.h"
+#include "platform/scroll/ScrollbarThemeGtkOrAura.h"
 
 #include "RuntimeEnabledFeatures.h"
-#include "core/platform/ScrollbarThemeOverlay.h"
-#include "core/platform/graphics/GraphicsContext.h"
 #include "platform/LayoutTestSupport.h"
 #include "platform/PlatformMouseEvent.h"
+#include "platform/graphics/GraphicsContext.h"
 #include "platform/scroll/ScrollbarThemeClient.h"
+#include "platform/scroll/ScrollbarThemeOverlay.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebRect.h"
 #include "public/platform/default/WebThemeEngine.h"
 
 namespace WebCore {
 
 static bool useMockTheme()
 {
     return isRunningLayoutTest();
 }
@@ skipping 112 matching lines @@
     if (scrollbar->orientation() == VerticalScrollbar) {
         IntSize size = blink::Platform::current()->themeEngine()->getSize(blink::WebThemeEngine::PartScrollbarVerticalThumb);
         return size.height();
     }
 
     IntSize size = blink::Platform::current()->themeEngine()->getSize(blink::WebThemeEngine::PartScrollbarHorizontalThumb);
     return size.width();
 }
 
 } // namespace WebCore