[automerger skipped] Merge "Add back keymaster@4.0 hash." into pie-vts-dev am: 6a20e646e4 am: 51a56c5a11  -s ours
am: 61016c8f5d  -s ours

Change-Id: I960f9c94ff4ec09f77b3e526302de3b6ad5e0491