Add ForDebugging to SyncService::GetTypeStatusMap and QueryDetailedSyncStatus

These methods are only for use in about:sync-internals (and tests).
Hopefully this suffix will make it less likely that they'll be used
otherwise.

Bug: 940437
Change-Id: I9095dc1a76e73d28ef025e7f08a868c4942777e1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1530864
Commit-Queue: Mohamed Amir Yosef <mamir@chromium.org>
Auto-Submit: Marc Treib <treib@chromium.org>
Reviewed-by: Mohamed Amir Yosef <mamir@chromium.org>
Cr-Commit-Position: refs/heads/master@{#642149}
12 files changed