GitLab

Extends OzonePlatform and adds pre and early initialize
steps that are used to set error handlers from
ChromeBrowserMainExtraPartsOzone (used to be
CBMEPX11).

At the moment, there is only X11 that uses that, but
Wayland will also use that in the follow up CL.

Bug: 1093008
Change-Id: I32c56d0ed888c6e965068776c37529aade81fc10
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2238071
Commit-Queue: Maksim Sisov <msisov@igalia.com>
Reviewed-by: Scott Violet <sky@chromium.org>
Reviewed-by: Robert Kroeger <rjkroege@chromium.org>
Cr-Commit-Position: refs/heads/master@{#779219}