Merge "Invoke call cleanup on handover from GSM to IMS." am: ed77cca9fb am: 8b94cd6eb4 am: 79b05ef22e  -s ours am: 704e2406de  -s ours
am: f6b5d6ba9d  -s ours

Change-Id: Ic8143cf022fc2be5b43be12a393e039ed8e3bd1f