Bug 19331817

Change-Id: Iab11050d27e02003fbfcfbe0f47052d73043cfd4
Reviewed-on: https://swiftshader-review.googlesource.com/2310Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>