Re-apply 'Revert regressions introduced by QRD update'

- Remove totally pointless confirmation dialogs on app exit
- Remove 'Press record' texts - should be obvious that one needs to
  press record to record, and the text displayed if the device supports
  surround recording was plain confusing.

Change-Id: I482ffb74b84f571a0f0d779150083e7f375f3493