change SkStreams to work with sk_sp<SkData> instead of SkData*

src/android/SkBitmapRegionDecoder.cpp

Index: src/android/SkBitmapRegionDecoder.cpp
diff --git a/src/android/SkBitmapRegionDecoder.cpp b/src/android/SkBitmapRegionDecoder.cpp
index 324d1be4a461241e1304f29d7de7b82b490d5a13..6dd48c5f8828ce4aa4412db25bd630134804e135 100644
--- a/src/android/SkBitmapRegionDecoder.cpp
+++ b/src/android/SkBitmapRegionDecoder.cpp
@@ -12,7 +12,7 @@
 #include "SkCodecPriv.h"
 
 SkBitmapRegionDecoder* SkBitmapRegionDecoder::Create(
-        SkData* data, Strategy strategy) {
+        sk_sp<SkData> data, Strategy strategy) {
     return SkBitmapRegionDecoder::Create(new SkMemoryStream(data),
             strategy);
 }