Revert "Base: Prevent lock/unlock sound during music playback"

This reverts commit bd55d90b8a54fe045bb7a9c8780689696711f967.

It got fixed properly in Iee5d02829da46f91a326c0fab3e60996af55a1f9

Change-Id: I54fca2b20935e2d7b27769838584cab7ac0da666