texture(sampler2DArrayShadow, ...) should not take a bias parameter. BUG=angle:564 Change-Id: I3b86e8d52ebae0e1efd0805671bd58580a712b23 Reviewed-on: https://chromium-review.googlesource.com/187082 Tested-by: Nicolas Capens <nicolascapens@chromium.org> Reviewed-by: Shannon Woods <shannonwoods@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>