Make SkStream *not* ref counted.

src/device/xps/SkXPSDevice.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef UNICODE
 #define UNICODE
 #endif
@@ skipping 383 matching lines @@
             SkTAfter<SkSFNTHeader::TableDirectoryEntry>(sfntHeader);
         for (int i = 0; i < numTables; ++i, ++tableDirectory) {
             tableDirectory->offset = SkEndian_SwapBE32(
                 SkToU32(SkEndian_SwapBE32(SkToU32(tableDirectory->offset)) + extra));
         }
     } else {
         extra = 0;
         fontPackageBuffer.realloc(bytesWritten);
     }
 
-    SkAutoTUnref<SkMemoryStream> newStream(new SkMemoryStream());
+    SkAutoTDelete<SkMemoryStream> newStream(new SkMemoryStream());
     newStream->setMemoryOwned(fontPackageBuffer.detach(), bytesWritten + extra);
 
     SkTScopedComPtr<IStream> newIStream;
     SkIStream::CreateFromSkStream(newStream.detach(), true, &newIStream);
 
     XPS_FONT_EMBEDDING embedding;
     HRM(current->xpsFont->GetEmbeddingOption(&embedding),
         "Could not get embedding option from font.");
 
     SkTScopedComPtr<IOpcPartUri> partUri;
@@ skipping 1853 matching lines @@
              IID_PPV_ARGS(&this->fXpsFactory)),
          "Could not create factory for layer.");
 
     HRVM(this->fXpsFactory->CreateCanvas(&this->fCurrentXpsCanvas),
          "Could not create canvas for layer.");
 }
 
 bool SkXPSDevice::allowImageFilter(const SkImageFilter*) {
     return false;
 }