crash_keys: Convert "user-cloud-policy-manager-connect-trace" to the new API.

Bug: 598854
Change-Id: I9cfe27590794d63903347f50daa1698ee6961bb1
Reviewed-on: https://chromium-review.googlesource.com/826442
Commit-Queue: Robert Sesek <rsesek@chromium.org>
Reviewed-by: Maksim Ivanov <emaxx@chromium.org>
Cr-Commit-Position: refs/heads/master@{#524096}
9 files changed