GitLab

Use the Fourcc class instead of uin32_t with the GL/EGL image creation
methods. This simplifies their logic a bit.

BUG=None
TEST=Video plays properly on Hana and Kevin non-VD.

Change-Id: I50ae21d1ce34d3dba4c08bb59887d5f208b41a28
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1982348Reviewed-by: Hirokazu Honda <hiroh@chromium.org>
Commit-Queue: Alexandre Courbot <acourbot@chromium.org>
Cr-Commit-Position: refs/heads/master@{#728443}