Remove scroll corners and resizers.

sky/engine/platform/scroll/ScrollableArea.cpp

Index: sky/engine/platform/scroll/ScrollableArea.cpp
diff --git a/sky/engine/platform/scroll/ScrollableArea.cpp b/sky/engine/platform/scroll/ScrollableArea.cpp
index 747546efa46d5ce8b5cb9059c95d4e694d4c0ddf..d467c57ef89e9f49c43c0ea6dd56bef33b6d1fd4 100644
--- a/sky/engine/platform/scroll/ScrollableArea.cpp
+++ b/sky/engine/platform/scroll/ScrollableArea.cpp
@@ -385,15 +385,6 @@ void ScrollableArea::invalidateScrollbar(Scrollbar* scrollbar, const IntRect& re
     invalidateScrollbarRect(scrollbar, rect);
 }
 
-void ScrollableArea::invalidateScrollCorner(const IntRect& rect)
-{
-    if (GraphicsLayer* graphicsLayer = layerForScrollCorner()) {
-        graphicsLayer->setNeedsDisplay();
-        return;
-    }
-    invalidateScrollCornerRect(rect);
-}
-
 bool ScrollableArea::hasLayerForHorizontalScrollbar() const
 {
     return layerForHorizontalScrollbar();
@@ -404,11 +395,6 @@ bool ScrollableArea::hasLayerForVerticalScrollbar() const
     return layerForVerticalScrollbar();
 }
 
-bool ScrollableArea::hasLayerForScrollCorner() const
-{
-    return layerForScrollCorner();
-}
-
 bool ScrollableArea::scheduleAnimation()
 {
     WTF_LOG(ScriptedAnimationController, "ScrollableArea::scheduleAnimation: window = %d",