Bug chromium:805881

Change-Id: I2729fd81dbf2ac40bcfb5a0781cf57daefc4f75a
Reviewed-on: https://swiftshader-review.googlesource.com/16748Tested-by: Nicolas Capens <nicolascapens@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>