Enable "-Wredundant-parens". This one is also required by Skia. It's purely for consistency and code readability. Bug: angleproject:4046 Change-Id: I9ed418a0bf6c7661f0970fef6da7088ca6ae6204 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1877478 Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>