Revert "Option to disable safe volume warning [1/2]"

This reverts commit 6e086b0643597f79b369ed52bb77b5d129e59e49.

Change-Id: I662e978fdb48a309f65bad4a9875e1f1f8632a99
Merge "Revert "Option to disable safe volume warning [1/2]"" into kitkat