Make SkStream *not* ref counted.

src/sfnt/SkOTUtils.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkOTUtils_DEFINED
 #define SkOTUtils_DEFINED
 
@@ skipping 15 matching lines @@
       *  returns NULL.
       *
       *  Essentially, this removes any existing 'name' table and replaces it
       *  with a new one in which FontFamilyName, FontSubfamilyName,
       *  UniqueFontIdentifier, FullFontName, and PostscriptName are fontName.
       *
       *  The new 'name' table records will be written with the Windows,
       *  UnicodeBMPUCS2, and English_UnitedStates settings.
       *
       *  fontName and fontNameLen must be specified in terms of ASCII chars.
+      *
+      *  Does not affect fontData's ownership.
       */
     static SkData* RenameFont(SkStream* fontData, const char* fontName, int fontNameLen);
 
     /** An implementation of LocalizedStrings which obtains it's data from a 'name' table. */
     class LocalizedStrings_NameTable : public SkTypeface::LocalizedStrings {
     public:
         /** Takes ownership of the nameTableData and will free it with SK_DELETE. */
         LocalizedStrings_NameTable(SkOTTableName* nameTableData,
                                    SkOTTableName::Record::NameID::Predefined::Value types[],
                                    int typesCount)
@@ skipping 34 matching lines @@
         }
 
     private:
         SkString fName;
         SkString fLanguage;
         bool fHasNext;
     };
 };
 
 #endif