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

src/ports/SkFontMgr_android.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkTypes.h"
 
 #include "SkData.h"
@@ skipping 388 matching lines @@
                                             style, SkToBool(elegant),
                                             SkString(), character);
             if (matchingTypeface) {
                 return matchingTypeface.release();
             }
         }
         return nullptr;
     }
 
     SkTypeface* onCreateFromData(SkData* data, int ttcIndex) const override {
-        return this->createFromStream(new SkMemoryStream(data), ttcIndex);
+        return this->createFromStream(new SkMemoryStream(sk_ref_sp(data)), ttcIndex);
     }
 
     SkTypeface* onCreateFromFile(const char path[], int ttcIndex) const override {
         SkAutoTDelete<SkStreamAsset> stream(SkStream::NewFromFile(path));
         return stream.get() ? this->createFromStream(stream.release(), ttcIndex) : nullptr;
     }
 
     SkTypeface* onCreateFromStream(SkStreamAsset* bareStream, int ttcIndex) const override {
         SkAutoTDelete<SkStreamAsset> stream(bareStream);
         bool isFixedPitch;
@@ skipping 119 matching lines @@
         SkASSERT(custom->fSystemFontUse < SK_ARRAY_COUNT(gSystemFontUseStrings));
         SkDEBUGF(("SystemFontUse: %s BasePath: %s Fonts: %s FallbackFonts: %s\n",
                   gSystemFontUseStrings[custom->fSystemFontUse],
                   custom->fBasePath,
                   custom->fFontsXml,
                   custom->fFallbackFontsXml));
     }
 
     return new SkFontMgr_Android(custom);
 }