GitLab

gl_tests can't currently be run on ChromeOS devices since is missing
Ozone initialization.

This patch fixes that.
It can now be run on Chromebooks (with some failing tests).

Change-Id: I713633ccfc4b830ad99baf3566a3502205cde172
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1722972Reviewed-by: Jonathan Backer <backer@chromium.org>
Commit-Queue: Daniele Castagna <dcastagna@chromium.org>
Cr-Commit-Position: refs/heads/master@{#681858}