Bug 20754549

Change-Id: I029310192d638a2769bf6e2d2950717d6a4c484b
Reviewed-on: https://swiftshader-review.googlesource.com/3050Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>