gpu: Ping watchdog before slow oopr operations as well

This matches the behavior in the RasterDecoder, and merges the shared
code.

Bug: 940390,705957
Change-Id: Iab75121c4c4693ed5f4ccf7eea5aab845dc6b2f6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1526636
Commit-Queue: enne <enne@chromium.org>
Commit-Queue: Antoine Labour <piman@chromium.org>
Reviewed-by: Khushal <khushalsagar@chromium.org>
Reviewed-by: Antoine Labour <piman@chromium.org>
Auto-Submit: enne <enne@chromium.org>
Cr-Commit-Position: refs/heads/master@{#641393}
3 files changed