Make SkStream *not* ref counted.

src/core/SkFontDescriptor.h

Index: src/core/SkFontDescriptor.h
diff --git a/src/core/SkFontDescriptor.h b/src/core/SkFontDescriptor.h
index 5a6ddd5e414ae6bc2d05ee1553530ce478b25ee5..aafbe84decc9415363f0cfc400b39e0fbdcdb810 100644
--- a/src/core/SkFontDescriptor.h
+++ b/src/core/SkFontDescriptor.h
@@ -12,11 +12,10 @@
 #include "SkString.h"
 #include "SkTypeface.h"
 
-class SkWStream;
-
 class SkFontDescriptor {
 public:
     SkFontDescriptor(SkTypeface::Style = SkTypeface::kNormal);
+    // Does not affect ownership of SkStream.
     SkFontDescriptor(SkStream*);
 
     void serialize(SkWStream*);
@@ -28,7 +27,9 @@ public:
     const char* getFullName() const { return fFullName.c_str(); }
     const char* getPostscriptName() const { return fPostscriptName.c_str(); }
     const char* getFontFileName() const { return fFontFileName.c_str(); }
-    SkStream* getFontData() const { return fFontData; }
+    bool hasFontData() const { return fFontData.get() != NULL; }
+    // Transfers ownership to the caller.
+    SkStream* transferFontData() { return fFontData.detach(); }
     int getFontIndex() const { return fFontIndex; }
 
     void setFamilyName(const char* name) { fFamilyName.set(name); }
@@ -46,7 +47,7 @@ private:
     SkString fFullName;
     SkString fPostscriptName;
     SkString fFontFileName;
-    SkAutoTUnref<SkStream> fFontData;
+    SkAutoTDelete<SkStream> fFontData;
     int fFontIndex;
 
     SkTypeface::Style fStyle;