tree 69e6fd04ff3fe582a1683af22b00eca86b33f414
parent 1a7c04346af8f5196a015d2f8bdb8a2192a5cb76
author Joseph Pirozzo <pirozzoj@google.com> 1501266042 -0700
committer Joseph Pirozzo <pirozzoj@google.com> 1501288155 -0700

Support call waiting/call swap on single phone.

Update logic to allow a second call (on a single phone) to be
answered and swapped into and out of the foreground.
Bug: 62086689
Test: Pair a phone, make two phone calls, swap them and verify proper
audio routing

Change-Id: I7ab5f368714d22c5649489540e6b71dd5b26288c