media/gpu/test: Add Reset tests to the new video decode test framework.

This CL adds support for the reset command to the test video player, and ports
some of the current VDA reset testscases to the new framework.

TEST=ran new VD tests on nocturne

BUG=905952,905953

Change-Id: Ib82ac07b952823b9ddf6644ccc0268a507b37997
Reviewed-on: https://chromium-review.googlesource.com/c/1358104
Reviewed-by: Hirokazu Honda <hiroh@chromium.org>
Commit-Queue: David Staessens <dstaessens@chromium.org>
Cr-Commit-Position: refs/heads/master@{#615030}
5 files changed