Override old alarms in zen schedule

Change-Id: I371a586d470e3e341a42fb5ae3b8f32929214c18
Merged-in: I371a586d470e3e341a42fb5ae3b8f32929214c18
Fixes: 112493468
Test: ScheduleCalendarTest
(cherry picked from commit 4e76191a9f6e3aa7ddfb158e3e97994d6ca562b8)
2 files changed