am f3f25bf8: Added some javadoc to Camera.takePicture()

Merge commit 'f3f25bf80b7d21f12442da8f82d17c79dd371692' into gingerbread-plus-aosp

* commit 'f3f25bf80b7d21f12442da8f82d17c79dd371692':
  Added some javadoc to Camera.takePicture()