am 66edf558: Merge "Fix bug 2684341 Don\'t steal the media button event from the phone app is the phone is ringing, even in silent mode." into gingerbread

Merge commit '66edf558a9041eb0b1a7fc0459db1bdafcfca84b' into gingerbread-plus-aosp

* commit '66edf558a9041eb0b1a7fc0459db1bdafcfca84b':
  Fix bug 2684341 Don't steal the media button event from the phone