Bug 29770672

Change-Id: I11472a3a1aa5a6e0cd28a846cd182350abd0da89
Reviewed-on: https://swiftshader-review.googlesource.com/5720Tested-by: Nicolas Capens <capn@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>