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

bench/BitmapRegionDecoderBench.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 "BitmapRegionDecoderBench.h"
 #include "CodecBenchPriv.h"
 #include "SkBitmap.h"
@@ skipping 18 matching lines @@
 
 const char* BitmapRegionDecoderBench::onGetName() {
     return fName.c_str();
 }
 
 bool BitmapRegionDecoderBench::isSuitableFor(Backend backend) {
     return kNonRendering_Backend == backend;
 }
 
 void BitmapRegionDecoderBench::onDelayedSetup() {
-    fBRD.reset(SkBitmapRegionDecoder::Create(fData.get(),
-                                             SkBitmapRegionDecoder::kAndroidCodec_Strategy));
+    fBRD.reset(SkBitmapRegionDecoder::Create(fData, SkBitmapRegionDecoder::kAndroidCodec_Strategy));
 }
 
 void BitmapRegionDecoderBench::onDraw(int n, SkCanvas* canvas) {
     for (int i = 0; i < n; i++) {
         SkBitmap bm;
         SkAssertResult(fBRD->decodeRegion(&bm, nullptr, fSubset, fSampleSize, fColorType, false));
     }
 }