Corentin Wallez 0b2f55257a DawnTest: add a test environment to contain global data.
This move the "use wire" option as well as instance and window creation
to the test environment. The environment will later be used to print
system information before running the tests for debugging.

BUG=dawn:109

Change-Id: Ice2f40bd5506cc69927287f9f8d51dac85f4472b
Reviewed-on: https://dawn-review.googlesource.com/c/4823
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
Reviewed-by: Austin Eng <enga@chromium.org>
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
2019-02-21 16:29:12 +00:00
..
2019-02-21 14:39:01 +00:00