Set the sync status upon mailbox creation

b/17443087
When Exchange creates a folder, if it is a syncable
folder, it now starts with a sync state of "initial
sync needed". Otherwise we can display the empty state
until the sync of that folder actually starts.

Change-Id: Ib8c5f54ff1f8352b0a8684f0637be2536a22d2b9
1 file changed