tree a7d86463ca68ffa7f6cf9d5bcddf099f4d0c6f84
parent 66293166d7685c5f55c5a98a2bc5935ae96b11ab
author Allen Su <allenycsu@google.com> 1523327565 +0800
committer Allen Su <allenycsu@google.com> 1524499265 +0800

PerformBackupTask getting 2 IBackupObserver.backupFinished()

Remove IBackupObserver.backupFinished() before
executeNextState(BackupState.FINAL), add test cases to verify it and
format PerformBackupTaskTest.java
Bug: 77272662
Test: make RunFrameworksServicesRoboTests

Change-Id: Ia464d0326437fb8680ab88619829c483e2c1164d