Revert "Revert "Fix mute issue when changing audio routes""

This reverts commit 59a0956e150045f7cf88ae414a8dd066265dd71f.

Reason for revert: restoring initial change to be completed by associated fix

Bug: 163447106
Change-Id: I5b58be3e653d81bc9d2c095a8cb0f233522d6539
1 file changed