am 01719a22: Merge "Placeholder icons for the "ringing" variant of stat_sys_phone_call." into gingerbread

Merge commit '01719a22f9e0e0eadfedcfc17b2deb73c5fb3d6b' into gingerbread-plus-aosp

* commit '01719a22f9e0e0eadfedcfc17b2deb73c5fb3d6b':
  Placeholder icons for the "ringing" variant of stat_sys_phone_call.