Philippe Gorley authored 6 years ago and Andreas Traczyk committed 6 years ago

If, during a call, the user goes to the media settings and back to the
call, a SIP renegotiation was triggered, stopping the camera. If there
are existing calls (active renderers), don't stop the camera.

Change-Id: If3875157f7f27a55af4bfc3f08e08a78c951bd26