da2ba4dcba
When local candidates are removed, signal to RTCPeerConnection and eventually send to the remote client. When a candidate-removal message is received, notify the native PeerConnection. BUG= R=tkchin@webrtc.org Review URL: https://codereview.webrtc.org/1972483002 . Cr-Commit-Position: refs/heads/master@{#12852}