Ability to hide alarm clock icon

Change-Id: I452280ecb272df890ffb403301b398950210cd0a
base: fix public api breakage

Change-Id: Ic25b507e66d42ae172cf031e97d14965d3a54aa0
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
Merge remote-tracking branch 'upstream/cm-12.0' into cm-12.0