[automerger skipped] Merge "Add installd method to delete CE snapshots." into rvc-dev am: 90bce2d723 -s ours

am skip reason: Change-Id Iab048733ac794261f906ffb9e3b19f331dc67a76 with SHA-1 035abbb118 is in history

Change-Id: I6bd2bcf4be902dfdd3d3d4ddd87bdee9ec48cec8