Make SkStream *not* ref counted.

src/fonts/SkFontMgr_indirect.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 "SkFontMgr_indirect.h"
 
 #include "SkDataTable.h"
@@ skipping 195 matching lines @@
         }
 
         if (entry.fTypeface->weak_expired()) {
             fDataCache.removeShuffle(i);
             --i;
         }
     }
 
     // No exact match, but did find a data match.
     if (dataTypeface.get() != NULL) {
-        SkAutoTUnref<SkStream> stream(dataTypeface->openStream(NULL));
+        SkAutoTDelete<SkStream> stream(dataTypeface->openStream(NULL));
         if (stream.get() != NULL) {
-            return fImpl->createFromStream(stream.get(), dataTypefaceIndex);
+            return fImpl->createFromStream(stream.detach(), dataTypefaceIndex);
         }
     }
 
     // No data match, request data and add entry.
-    SkAutoTUnref<SkStreamAsset> stream(fProxy->getData(id.fDataId));
+    SkAutoTDelete<SkStreamAsset> stream(fProxy->getData(id.fDataId));
     if (stream.get() == NULL) {
         return NULL;
     }
 
-    SkAutoTUnref<SkTypeface> typeface(fImpl->createFromStream(stream, id.fTtcIndex));
+    SkAutoTUnref<SkTypeface> typeface(fImpl->createFromStream(stream.detach(), id.fTtcIndex));
     if (typeface.get() == NULL) {
         return NULL;
     }
 
     DataEntry& newEntry = fDataCache.push_back();
     typeface->weak_ref();
     newEntry.fDataId = id.fDataId;
     newEntry.fTtcIndex = id.fTtcIndex;
     newEntry.fTypeface = typeface.get();  // weak reference passed to new entry.
 
@@ skipping 51 matching lines @@
         face.reset(this->matchFamilyStyle(NULL, style));
     }
 
     if (NULL == face.get()) {
         SkFontIdentity fontId = this->fProxy->matchIndexStyle(0, style);
         face.reset(this->createTypefaceFromFontId(fontId));
     }
 
     return face.detach();
 }