Remove unncessary Scrollbar.h include which will allow me to move all of ScrollbarTheme* to Source/…

Source/core/platform/ScrollbarThemeNonMacCommon.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * Copyright (C) 2008, 2009 Google Inc.
  *
  * 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 11 matching lines @@
  * 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/ScrollbarThemeNonMacCommon.h"
 
 #include "core/platform/PlatformMouseEvent.h"
 #include "core/platform/ScrollableArea.h"
-#include "core/platform/Scrollbar.h"
 #include "core/platform/ScrollbarTheme.h"
 #include "core/platform/graphics/GraphicsContextStateSaver.h"
+#include "platform/scroll/ScrollbarThemeClient.h"
 
 namespace WebCore {
 
 bool ScrollbarThemeNonMacCommon::hasThumb(ScrollbarThemeClient* scrollbar)
 {
     // This method is just called as a paint-time optimization to see if
     // painting the thumb can be skipped. We don't have to be exact here.
     return thumbLength(scrollbar) > 0;
 }
 
@@ skipping 76 matching lines @@
         FloatRect tickRect(rect.x(), yPos, rect.width(), 3);
         context->fillRect(tickRect);
 
         context->setFillColor(Color(0xFF, 0xDD, 0x00, 0xFF));
         FloatRect tickStroke(rect.x(), yPos + 1, rect.width(), 1);
         context->fillRect(tickStroke);
     }
 }
 
 } // namespace WebCore