Bug 21716622

Change-Id: I090154cdfbb6f8781df578b3f493d3ecd297c847
Reviewed-on: https://swiftshader-review.googlesource.com/3437Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>