[ozone/wayland] Re-arranged X11-specific tests in ui_base_unittests.

This CL moves X11-specific tests from ui_base_unittests into the
relevant test binaries that are only run on X11.

Bug: 1179238
Change-Id: I6c6c97215bae2ae4d22e89edc26e6564a0410b55
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2820976
Reviewed-by: Thomas Anderson <thomasanderson@chromium.org>
Reviewed-by: Scott Violet <sky@chromium.org>
Commit-Queue: Alexander Dunaev <adunaev@igalia.com>
Cr-Commit-Position: refs/heads/master@{#874997}
GitOrigin-RevId: 46855b51aaa3f907b52ee3f779edfc3cadbf8b4f
2 files changed