Roll ANGLE af7f301..705a919

https://chromium.googlesource.com/angle/angle.git/+log/af7f301..705a919

BUG=chromium:659892, 540829, 655247, chromium:639760, chromium:659326, chromium:659326, 658555

TEST=bots

CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.win:win_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.android:android_optional_gpu_tests_rel

Review-Url: https://codereview.chromium.org/2457243003
Cr-Commit-Position: refs/heads/master@{#428622}
1 file changed