LockSettingsService: fix names of user lifecycle methods Rename some methods to avoid confusion. No change in behavior. Test: presubmit Change-Id: I9885c934be4f99cf556aa6fcfadb6f65faf30e52 Merged-In: I9885c934be4f99cf556aa6fcfadb6f65faf30e52 (cherry picked from commit decb4ee36548649dd8ee7a631da891c3cda2a0b5)