Remove scroll corners and resizers.

sky/engine/platform/scroll/ScrollableArea.cpp

 /*
  * Copyright (c) 2010, Google Inc. All rights reserved.
  * Copyright (C) 2008, 2011 Apple 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.
@@ skipping 367 matching lines @@
     } else if (scrollbar == verticalScrollbar()) {
         if (GraphicsLayer* graphicsLayer = layerForVerticalScrollbar()) {
             graphicsLayer->setNeedsDisplay();
             graphicsLayer->setContentsNeedsDisplay();
             return;
         }
     }
     invalidateScrollbarRect(scrollbar, rect);
 }
 
-void ScrollableArea::invalidateScrollCorner(const IntRect& rect)
-{
-    if (GraphicsLayer* graphicsLayer = layerForScrollCorner()) {
-        graphicsLayer->setNeedsDisplay();
-        return;
-    }
-    invalidateScrollCornerRect(rect);
-}
-
 bool ScrollableArea::hasLayerForHorizontalScrollbar() const
 {
     return layerForHorizontalScrollbar();
 }
 
 bool ScrollableArea::hasLayerForVerticalScrollbar() const
 {
     return layerForVerticalScrollbar();
 }
 
-bool ScrollableArea::hasLayerForScrollCorner() const
-{
-    return layerForScrollCorner();
-}
-
 bool ScrollableArea::scheduleAnimation()
 {
     WTF_LOG(ScriptedAnimationController, "ScrollableArea::scheduleAnimation: window = %d",
         hostWindow() ? 1 : 0);
     if (HostWindow* window = hostWindow()) {
         window->scheduleAnimation();
         return true;
     }
     return false;
 }
@@ skipping 53 matching lines @@
 {
     return scrollSize(orientation);
 }
 
 float ScrollableArea::pixelStep(ScrollbarOrientation) const
 {
     return 1;
 }
 
 } // namespace blink