This eliminates some instances rtc:Optional and makes the code simpler. No changes in defaults or other behaviour are intended. BUG=webrtc:4906 Review URL: https://codereview.webrtc.org/1818033002 Cr-Commit-Position: refs/heads/master@{#12326}
Name: WebRTC URL: http://www.webrtc.org Version: 90 License: BSD License File: LICENSE Description: WebRTC provides real time voice and video processing functionality to enable the implementation of PeerConnection/MediaStream. Third party code used in this project is described in the file LICENSE_THIRD_PARTY.