Fix method not found errors for unit test.

Two methods in MoreDatabaseUtils are no longer used after a recent bug
fix. But the tests for them are erroring out in userdebug builds because
proguard is stripping the methods.

Bug: 8894559
Change-Id: Idc2b4c9fd2fd6b58a3c44e5a40dec1b1c582cd2e
1 file changed