We occassionally see UB here that looks like context_.architecture isn't
initialized.
Note to reviewers: needs a test. Guidance on where/how to write one
would be most welcome.
Bug: fuchsia:55587
Change-Id: I886972e4d3a5c1e0c53eb17f3f65dada47a84115
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/2281881
Reviewed-by: Mark Mentovai <mark@chromium.org>
Reviewed-by: Scott Graham <scottmg@chromium.org>
Commit-Queue: Scott Graham <scottmg@chromium.org>