Update angle_assert_always_on condition. A prior CL would miss the standalone case. Bug: chromium:1227171 Change-Id: Ib1c06d0ae7eed0feb082516690b227b964de72b0 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3048853 Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>