Snap for 8564071 from fc8ce7ca9464228ef08bb79d05b3e4d4fc058d4b to mainline-art-release

Change-Id: Iceed7e912aa86db8ff62cd8a973b6ce566670a6e
tree: 13f4a3881fc99fd0050781e1dc3962d5da6789a1
  1. .gitignore