Bug 21635916

Change-Id: I1216a96d17228e53155aaaf24d43365afb5cead7
Reviewed-on: https://swiftshader-review.googlesource.com/3392Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>