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

src/codec/SkAndroidCodec.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkAndroidCodec.h"
 #include "SkCodec.h"
 #include "SkCodecPriv.h"
@@ skipping 37 matching lines @@
 #endif
 #ifdef SK_CODEC_DECODES_RAW
         case kDNG_SkEncodedFormat:
             return new SkRawAdapterCodec((SkRawCodec*)codec.release());
 #endif
         default:
             return nullptr;
     }
 }
 
-SkAndroidCodec* SkAndroidCodec::NewFromData(SkData* data, SkPngChunkReader* chunkReader) {
+SkAndroidCodec* SkAndroidCodec::NewFromData(sk_sp<SkData> data, SkPngChunkReader* chunkReader) {
     if (!data) {
         return nullptr;
     }
 
     return NewFromStream(new SkMemoryStream(data), chunkReader);
 }
 
 SkColorType SkAndroidCodec::computeOutputColorType(SkColorType requestedColorType) {
     // The legacy GIF and WBMP decoders always decode to kIndex_8_SkColorType.
     // We will maintain this behavior.
@@ skipping 119 matching lines @@
         }
     }
 
     return this->onGetAndroidPixels(info, pixels, rowBytes, *options);
 }
 
 SkCodec::Result SkAndroidCodec::getAndroidPixels(const SkImageInfo& info, void* pixels,
         size_t rowBytes) {
     return this->getAndroidPixels(info, pixels, rowBytes, nullptr);
 }