Adds DISCONNECTING state support.

When user ends a call locally, we first set the call state to
DISCONNECTING and show "Hanging up" as the status. We then show the
"Call ended" status when the telephony layer comes back with the
DISCONNECTED state for the call.

Bug: 10808537
Change-Id: Iad5eda6ee34e2f04a861977ac1a2453a52081d27
5 files changed
tree: 9a33e989ce607dfb49040c38dab22ff09843782a
  1. InCallUI/