Commit 13b708f2ca0607b1334c88ef3f77d89b7f8acbb4

Lingfeng Yang 2018-03-21T12:14:10

GLES1: glAlphaFunc BUG=angleproject:2306 Change-Id: I0bf229d3ab8a4a1217c12b434dcd8fa67d7cbadc Reviewed-on: https://chromium-review.googlesource.com/973897 Commit-Queue: Lingfeng Yang <lfy@google.com> Reviewed-by: Jamie Madill <jmadill@chromium.org>