as private tabs, the browser may
						initially decline to provide device labels for when enumerating devices. If
						this is the case, the internal device label trigger function is called to
						try to coax the browser in to providing the labels. The default behavior of
						the function is to make a microphone and camera access request which, if
						successful, will unlock the labels. You may want to override this behavior to
						provide a custom UX such as a prompt explaining why microphone and