CC: Plumb LayerSettings parameter for cc::Layer construction.

cc/layers/painted_scrollbar_layer.cc

Index: cc/layers/painted_scrollbar_layer.cc
diff --git a/cc/layers/painted_scrollbar_layer.cc b/cc/layers/painted_scrollbar_layer.cc
index d82ef9895890313040ed09f11ecc8250e5a363c8..100ada6ad7473962e29dcdc5a2ce2583aeb8b056 100644
--- a/cc/layers/painted_scrollbar_layer.cc
+++ b/cc/layers/painted_scrollbar_layer.cc
@@ -32,15 +32,18 @@ scoped_ptr<LayerImpl> PaintedScrollbarLayer::CreateLayerImpl(
 }
 
 scoped_refptr<PaintedScrollbarLayer> PaintedScrollbarLayer::Create(
+    const LayerSettings& settings,
     scoped_ptr<Scrollbar> scrollbar,
     int scroll_layer_id) {
   return make_scoped_refptr(
-      new PaintedScrollbarLayer(scrollbar.Pass(), scroll_layer_id));
+      new PaintedScrollbarLayer(settings, scrollbar.Pass(), scroll_layer_id));
 }
 
-PaintedScrollbarLayer::PaintedScrollbarLayer(scoped_ptr<Scrollbar> scrollbar,
+PaintedScrollbarLayer::PaintedScrollbarLayer(const LayerSettings& settings,
+                                             scoped_ptr<Scrollbar> scrollbar,
                                              int scroll_layer_id)
-    : scrollbar_(scrollbar.Pass()),
+    : Layer(settings),
+      scrollbar_(scrollbar.Pass()),
       scroll_layer_id_(scroll_layer_id),
       clip_layer_id_(Layer::INVALID_ID),
       internal_contents_scale_(0.f),