MM-12505: remove all things WebRTC (#9700)

model/client4.go

@@ -3370,19 +3370,6 @@ func (c *Client4) UpdateUserStatus(userId string, userStatus *Status) (*Status,
 	}
 }
 
-// Webrtc Section
-
-// GetWebrtcToken returns a valid token, stun server and turn server with credentials to
-// use with the Mattermost WebRTC service.
-func (c *Client4) GetWebrtcToken() (*WebrtcInfoResponse, *Response) {
-	if r, err := c.DoApiGet("/webrtc/token", ""); err != nil {
-		return nil, BuildErrorResponse(r, err)
-	} else {
-		defer closeBody(r)
-		return WebrtcInfoResponseFromJson(r.Body), BuildResponse(r)
-	}
-}
-
 // Emoji Section
 
 // CreateEmoji will save an emoji to the server if the current user has permission