Don't include samplers in uniform vector count validation Change-Id: Id2820643b70d3266c82eb10a5f05d3a5886e9323 Reviewed-on: https://chromium-review.googlesource.com/304871 Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Corentin Wallez <cwallez@chromium.org> Tryjob-Request: Jamie Madill <jmadill@chromium.org> Tested-by: Austin Kinross <aukinros@microsoft.com>