message: Update WebRTC code version (2021-12-24T04:03:03).
  Bot-Commit:
  Cr-Commit-Position: refs/heads/main@{#35579}
diff: namespace webrtc {
  // The timestamp is always in UTC.
  -const char* const kSourceTimestamp = "WebRTC source stamp 2021-12-23T04:02:43";
  +const char* const kSourceTimestamp = "WebRTC source stamp 2021-12-24T04:03:03";
  void LoadWebRTCVersionInRegister() {
  // Using volatile to instruct the compiler to not optimize `p` away even
  