UserCollector: only create meta file if payload write succeeds

This avoids creating meta files that are referencing a non-existant payload
which can block crash sending.

BUG=chromium:338977
TEST=Running unit tests locally did succeed.

Change-Id: Ia7039e679150490571d57a0960e984590905ee52
Reviewed-on: https://chromium-review.googlesource.com/199060
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Mike Frysinger <vapier@chromium.org>
1 file changed
tree: 30d8236d5226ff15ea6e04d134d6d7d5902935dd
  1. crash_reporter/