am cc86c933: Merge "New API for high-priority Notifications and full-screen alerts." into gingerbread

Merge commit 'cc86c933f69e4c1d55e0f4f49936d04fb60d6bcf' into gingerbread-plus-aosp

* commit 'cc86c933f69e4c1d55e0f4f49936d04fb60d6bcf':
  New API for high-priority Notifications and full-screen alerts.