title: "Revoke USB debugging authorization" causes settings has stopped error?
body: <p>Im trying to use an avd emulator with google play services preinstalled.But my devices are always seem as unauthorized device.To solve this im opening usb debug mode on emulator and when I try to "Revoke USB debugging authorization" option ,emulator gives "settings has stopped error" .I have tried  couple emulators with different apis (25-26) but always got same error when try to revoke usb debugging ?</p>