audio: fix switch to default names. There were duplicate usecases

Change-Id: If99a9bcb458cb0d1dd06451d26bba3c5b9d29481
Remove Trebuchet overlay

This is outdated and breaks the new Trebuchet
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_device_lge_mako into HEAD