tree 0afa48ef62379c6f6db503d4b10f990fb291f80a
parent 8f1694167d0f4c08b0641d41c130cf8d1dea9566
author Haoming Zhang <haoming@haoming-macbookpro.roam.corp.google.com> 1490989898 -0700
committer Haoming Zhang <haoming@haoming-macbookpro.roam.corp.google.com> 1490989898 -0700

remove unused var