Merge "Fix ref count of fillGradient and strokeGradient" into nyc-dev am: da62de4
am: 7611bd1

* commit '7611bd1d96ada8b0dbc7c3b85f95e6cf7c23f9f1':
  Fix ref count of fillGradient and strokeGradient

Change-Id: I277e161407b3882fd27af2f4d58b4e65d2bd9f78