Remove scroll corners and resizers.

sky/engine/core/rendering/compositing/GraphicsLayerTreeBuilder.cpp

Index: sky/engine/core/rendering/compositing/GraphicsLayerTreeBuilder.cpp
diff --git a/sky/engine/core/rendering/compositing/GraphicsLayerTreeBuilder.cpp b/sky/engine/core/rendering/compositing/GraphicsLayerTreeBuilder.cpp
index 6d3745e326fa86bf663de055d88af38f21d502c4..8055be8e16dd8babcf8bdbdc00782e370f53ba2c 100644
--- a/sky/engine/core/rendering/compositing/GraphicsLayerTreeBuilder.cpp
+++ b/sky/engine/core/rendering/compositing/GraphicsLayerTreeBuilder.cpp
@@ -96,11 +96,6 @@ void GraphicsLayerTreeBuilder::rebuild(RenderLayer& layer, AncestorInfo info)
                 overflowControlLayer->removeFromParent();
                 currentCompositedLayerMapping->parentForSublayers()->addChild(overflowControlLayer);
             }
-
-            if (GraphicsLayer* overflowControlLayer = currentCompositedLayerMapping->layerForScrollCorner()) {
-                overflowControlLayer->removeFromParent();
-                currentCompositedLayerMapping->parentForSublayers()->addChild(overflowControlLayer);
-            }
         }
 
         info.childLayersOfEnclosingCompositedLayer->append(currentCompositedLayerMapping->childForSuperlayers());