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

cc/playback/discardable_image_map.cc

Index: cc/playback/discardable_image_map.cc
diff --git a/cc/playback/discardable_image_map.cc b/cc/playback/discardable_image_map.cc
index 5588a69cc89d329ac733756dc82f4021f52ec901..7be35f8e03ee9a28fefb5a9e6e488c47c79cfe84 100644
--- a/cc/playback/discardable_image_map.cc
+++ b/cc/playback/discardable_image_map.cc
@@ -160,10 +160,10 @@ DiscardableImageMap::DiscardableImageMap() {}
 
 DiscardableImageMap::~DiscardableImageMap() {}
 
-skia::RefPtr<SkCanvas> DiscardableImageMap::BeginGeneratingMetadata(
+sk_sp<SkCanvas> DiscardableImageMap::BeginGeneratingMetadata(
     const gfx::Size& bounds) {
   DCHECK(all_images_.empty());
-  return skia::AdoptRef(new DiscardableImagesMetadataCanvas(
+  return sk_sp<SkCanvas>(new DiscardableImagesMetadataCanvas(

[danakj, 2016/04/14 19:37:32]

no make_scoped_refptr equivalent?

oh i found sk_make_sp. use that?

[tomhudson, 2016/04/25 20:48:13]

Done.

       bounds.width(), bounds.height(), &all_images_));
 }