1. b00cd72 add SkRefPtr class (for testing at the moment) by reed@android.com · 14 years ago
  2. 149e2f6 add SkSafeRef / SkSafeUnref as inline static functions, to use in place of our by reed@android.com · 15 years ago
  3. 8a1c16f grab from latest android by reed@android.com · 16 years ago