Revert "Remove legacy database upgrade paths in AppWidgetServiceImpl."

This reverts commit edd252ce397dec4807fbb589990475b393453db9.

Reason for revert: <Droidmonitor created revert due to b/378591072. Will be verified through ABTD for standard investigation.>

Change-Id: Iea3a09775909197d83a079404212a66b9f3cb4bc
1 file changed