Bug 19331817

Change-Id: I93eb70d05b2c389cd751519bc43eb6f256e8e4a6
Reviewed-on: https://swiftshader-review.googlesource.com/2391Tested-by: Nicolas Capens <capn@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>