iOS needs to run tests from within the context of a UIApplication, and
it needs to periodically spin the runloop to ensure that the watchdog
does not kill the app for being unresponsive.
BUG=crashpad:31
Change-Id: Ia1d881e478d4f83c236b475a21529760c06100c7
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/1904226
Commit-Queue: Rohit Rao <rohitrao@chromium.org>
Reviewed-by: Mark Mentovai <mark@chromium.org>