Remove breaks after returns. No behavior change. Bug: chromium:1066980 Change-Id: I26a5c13a730cbc6cde8e888a8a18bd633bb3f748 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2133087 Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Nico Weber <thakis@chromium.org>