Update the nine patch layer to use UI resources

cc/trees/layer_tree_host_impl.cc

Index: cc/trees/layer_tree_host_impl.cc
diff --git a/cc/trees/layer_tree_host_impl.cc b/cc/trees/layer_tree_host_impl.cc
index 870b65d89ba7b123085028c34359d4afbf122131..24d6d47eac39d1b6366af4fabeec35aceb0fc3c0 100644
--- a/cc/trees/layer_tree_host_impl.cc
+++ b/cc/trees/layer_tree_host_impl.cc
@@ -2543,11 +2543,10 @@ void LayerTreeHostImpl::SetDebugState(
   SetFullRootLayerDamage();
 }
 
-void LayerTreeHostImpl::CreateUIResource(
-    UIResourceId uid,
-    scoped_refptr<UIResourceBitmap> bitmap) {
+void LayerTreeHostImpl::CreateUIResource(UIResourceId uid,
+                                         const UIResourceBitmap& bitmap) {
   DCHECK_GT(uid, 0);
-  DCHECK_EQ(bitmap->GetFormat(), UIResourceBitmap::RGBA8);
+  DCHECK_EQ(bitmap.GetFormat(), UIResourceBitmap::RGBA8);
 
   // Allow for multiple creation requests with the same UIResourceId.  The
   // previous resource is simply deleted.
@@ -2555,15 +2554,15 @@ void LayerTreeHostImpl::CreateUIResource(
   if (id)
     DeleteUIResource(uid);
   id = resource_provider_->CreateResource(
-      bitmap->GetSize(),
+      bitmap.GetSize(),
       resource_provider_->best_texture_format(),
       ResourceProvider::TextureUsageAny);
 
   ui_resource_map_[uid] = id;
   resource_provider_->SetPixels(id,
-                                reinterpret_cast<uint8_t*>(bitmap->GetPixels()),
-                                gfx::Rect(bitmap->GetSize()),
-                                gfx::Rect(bitmap->GetSize()),
+                                bitmap.GetPixels(),
+                                gfx::Rect(bitmap.GetSize()),
+                                gfx::Rect(bitmap.GetSize()),
                                 gfx::Vector2d(0, 0));
 }