Bug 1100921: add default camera used to telemetry reports
if call is audio only, default camera should be set to none. Followed Carmen's suggestions
Solved bug when receiving incoming calls only the rear camera was reported
Solved bug when receiving incoming calls only the rear camera was reported. Removed a forgotten debug trace
Solved bug when receiving incoming calls only the rear camera was reported. Removed a forgotten debug trace
fixed timeout changed for testing purposes
followed Carmen's suggestions
Applied Carmen's suggestions
Merge pull request #311 from opatinowebrtc/bug1100921_telemetry_default_camera

Bug 1100921: add default camera used to telemetry reports (r = borjasalguero, mcjimenez)