tree ca80b7e31cfc54e238e7d4b84c939be9164f4759
parent 4db7675d8509039dd9cf5dc7231c5bca6330dcd3
author Shreyas Basarge <snb@google.com> 1461267104 +0100
committer Shreyas Basarge <snb@google.com> 1461625472 +0000

Wait for JobService to start before scheduling syncs

Add code to wait for SycJobService to pass back an
instance of itself after boot before allowing syncs
to be scheduled. 

Also removes unused constant MESSAGE_SYNC_EXPIRED.

Bug: 28380795
Change-Id: I616ba5c74578a81ff1e37ba4bd1fd937ce5c006d