Update the nine patch layer to use UI resources

cc/trees/layer_tree_host_impl_unittest.cc

Index: cc/trees/layer_tree_host_impl_unittest.cc
diff --git a/cc/trees/layer_tree_host_impl_unittest.cc b/cc/trees/layer_tree_host_impl_unittest.cc
index d3867954548ecd8cbb2ca9b1d6c183608d6274d6..c184c67df9d9467996328090e9a43b5d4266b894 100644
--- a/cc/trees/layer_tree_host_impl_unittest.cc
+++ b/cc/trees/layer_tree_host_impl_unittest.cc
@@ -3075,12 +3075,13 @@ TEST_F(LayerTreeHostImplViewportCoveredTest, ViewportCoveredOverhangBitmap) {
   host_impl_->SetViewportSize(DipSizeToPixelSize(viewport_size_));
   SetupActiveTreeLayers();
 
+  SkBitmap skbitmap;
+  skbitmap.setConfig(SkBitmap::kARGB_8888_Config, 2, 2);
+  skbitmap.allocPixels();
+  skbitmap.setImmutable();
+
   // Specify an overhang bitmap to use.
-  scoped_refptr<UIResourceBitmap> ui_resource_bitmap(UIResourceBitmap::Create(
-      new uint8_t[4],
-      UIResourceBitmap::RGBA8,
-      UIResourceBitmap::REPEAT,
-      gfx::Size(1, 1)));
+  UIResourceBitmap ui_resource_bitmap(skbitmap, UIResourceBitmap::REPEAT);
   UIResourceId ui_resource_id = 12345;
   host_impl_->CreateUIResource(ui_resource_id, ui_resource_bitmap);
   host_impl_->SetOverhangUIResource(ui_resource_id, gfx::Size(32, 32));
@@ -6547,12 +6548,13 @@ TEST_F(LayerTreeHostImplTest, UIResourceManagement) {
 
   EXPECT_EQ(0u, context3d->NumTextures());
 
+  SkBitmap skbitmap;
+  skbitmap.setConfig(SkBitmap::kARGB_8888_Config, 1, 1);
+  skbitmap.allocPixels();
+  skbitmap.setImmutable();
+
   UIResourceId ui_resource_id = 1;
-  scoped_refptr<UIResourceBitmap> bitmap = UIResourceBitmap::Create(
-      new uint8_t[1],
-      UIResourceBitmap::RGBA8,
-      UIResourceBitmap::CLAMP_TO_EDGE,
-      gfx::Size(1, 1));
+  UIResourceBitmap bitmap(skbitmap);
   host_impl_->CreateUIResource(ui_resource_id, bitmap);
   EXPECT_EQ(1u, context3d->NumTextures());
   ResourceProvider::ResourceId id1 =