Temporarly disable -Wextra-semi from Chromecast internal builds

Bug: 942554, b/128676819
Test: CQ
Change-Id: I7e865898300c0dc612f619aa91024ec82caf6dd9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1524980
Commit-Queue: Kevin Schoedel <kpschoedel@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#641613}
1 file changed