[RN] Update react-native-webrtc and remove no longer needed polyfills

ios/Podfile.lock

@@ -22,7 +22,7 @@ PODS:
     - React
   - react-native-locale-detector (1.0.0):
     - React
-  - react-native-webrtc (1.58.2):
+  - react-native-webrtc (1.63.0):
     - React
   - React/Core (0.55.4):
     - yoga (= 0.55.4.React)

package-lock.json

@@ -12833,8 +12833,8 @@
       }
     },
     "react-native-webrtc": {
-      "version": "github:jitsi/react-native-webrtc#bed49210a51cf53081954028589d720381e7cf40",
-      "from": "github:jitsi/react-native-webrtc#bed49210a51cf53081954028589d720381e7cf40",
+      "version": "github:jitsi/react-native-webrtc#81ffb72db7c2afd4eeb94cca1f3297950560ca11",
+      "from": "github:jitsi/react-native-webrtc#81ffb72db7c2afd4eeb94cca1f3297950560ca11",
       "requires": {
         "base64-js": "^1.1.2",
         "event-target-shim": "^1.0.5",

package.json

@@ -73,7 +73,7 @@
     "react-native-prompt": "1.0.0",
     "react-native-sound": "0.10.9",
     "react-native-vector-icons": "4.4.2",
-    "react-native-webrtc": "github:jitsi/react-native-webrtc#bed49210a51cf53081954028589d720381e7cf40",
+    "react-native-webrtc": "github:jitsi/react-native-webrtc#81ffb72db7c2afd4eeb94cca1f3297950560ca11",
     "react-redux": "5.0.7",
     "redux": "4.0.0",
     "redux-thunk": "2.2.0",

react/features/base/lib-jitsi-meet/native/RTCPeerConnection.js

@@ -73,14 +73,6 @@ export default function _RTCPeerConnection(...args: any[]) {
 _RTCPeerConnection.prototype = Object.create(RTCPeerConnection.prototype);
 _RTCPeerConnection.prototype.constructor = _RTCPeerConnection;
 
-_RTCPeerConnection.prototype.addIceCandidate
-    = _makePromiseAware(RTCPeerConnection.prototype.addIceCandidate, 1, 0);
-
-_RTCPeerConnection.prototype.createAnswer
-    = _makePromiseAware(RTCPeerConnection.prototype.createAnswer, 0, 1);
-_RTCPeerConnection.prototype.createOffer
-    = _makePromiseAware(RTCPeerConnection.prototype.createOffer, 0, 1);
-
 _RTCPeerConnection.prototype._invokeOnaddstream = function(...args) {
     const onaddstream = this._onaddstream;
 
@@ -104,9 +96,6 @@ _RTCPeerConnection.prototype._queueOnaddstream = function(...args) {
     this._onaddstreamQueue.push(Array.from(args));
 };
 
-_RTCPeerConnection.prototype.setLocalDescription
-  = _makePromiseAware(RTCPeerConnection.prototype.setLocalDescription, 1, 0);
-
 _RTCPeerConnection.prototype.setRemoteDescription = function(
         sessionDescription,
         successCallback,
@@ -145,49 +134,6 @@ function _LOGE(...args) {
     logger.error(...args);
 }
 
-/**
- * Makes a {@code Promise}-returning function out of a specific void function
- * with {@code successCallback} and {@code failureCallback}.
- *
- * @param {Function} f - The (void) function with {@code successCallback} and
- * {@code failureCallback}.
- * @param {number} beforeCallbacks - The number of arguments before
- * {@code successCallback} and {@code failureCallback}.
- * @param {number} afterCallbacks - The number of arguments after
- * {@code successCallback} and {@code failureCallback}.
- * @returns {Promise}
- */
-function _makePromiseAware(
-        f: Function,
-        beforeCallbacks: number,
-        afterCallbacks: number) {
-    return function(...args) {
-        return new Promise((resolve, reject) => {
-            if (args.length <= beforeCallbacks + afterCallbacks) {
-                args.splice(beforeCallbacks, 0, resolve, reject);
-            }
-
-            let fPromise;
-
-            try {
-                // eslint-disable-next-line no-invalid-this
-                fPromise = f.apply(this, args);
-            } catch (e) {
-                reject(e);
-            }
-
-            // If the super implementation returns a Promise from the deprecated
-            // invocation by any chance, try to make sense of it.
-            if (fPromise) {
-                const { then } = fPromise;
-
-                typeof then === 'function'
-                    && then.call(fPromise, resolve, reject);
-            }
-        });
-    };
-}
-
 /**
  * Adapts react-native-webrtc's {@link RTCPeerConnection#setRemoteDescription}
  * implementation which uses the deprecated, callback-based version to the