Replace many skia::RefPtr with sk_sp<> in cc/

cc/trees/layer_tree_host_pixeltest_blending.cc

Index: cc/trees/layer_tree_host_pixeltest_blending.cc
diff --git a/cc/trees/layer_tree_host_pixeltest_blending.cc b/cc/trees/layer_tree_host_pixeltest_blending.cc
index 9d356c48ea5e7fa3612733813aacbdc74ca1d4ee..5bbb3ee539e3c92d5e677a8bfe38069a8e972908 100644
--- a/cc/trees/layer_tree_host_pixeltest_blending.cc
+++ b/cc/trees/layer_tree_host_pixeltest_blending.cc
@@ -144,9 +144,8 @@ class LayerTreeHostBlendingPixelTest : public LayerTreeHostPixelResourceTest {
     scoped_refptr<PictureImageLayer> layer = PictureImageLayer::Create();
     layer->SetIsDrawable(true);
     layer->SetBounds(gfx::Size(width, height));
-    skia::RefPtr<const SkImage> image =
-        skia::AdoptRef(backing_store->newImageSnapshot());
-    layer->SetImage(std::move(image));
+    sk_sp<const SkImage> image = backing_store->makeImageSnapshot();
+    layer->SetImage(skia::SharePtr(image));

[danakj, 2016/04/14 19:37:33]

move image

     return layer;
   }
 
@@ -168,9 +167,8 @@ class LayerTreeHostBlendingPixelTest : public LayerTreeHostPixelResourceTest {
                                       bounds.width() - kMaskOffset * 2,
                                       bounds.height() - kMaskOffset * 2),
                      paint);
-    skia::RefPtr<const SkImage> image =
-        skia::AdoptRef(surface->newImageSnapshot());
-    mask->SetImage(std::move(image));
+    sk_sp<const SkImage> image = surface->makeImageSnapshot();
+    mask->SetImage(skia::SharePtr(image));

[danakj, 2016/04/14 19:37:33]

move image

     layer->SetMaskLayer(mask.get());
   }