fix(analytics) make sure rtcstats is not enabled on mobile

react/features/rtcstats/functions.js

+// @flow
+
+import { toState } from '../base/redux';
+
+/**
+ * Checks whether rtcstats is enabled or not.
+ *
+ * @param {Function|Object} stateful - The redux store or {@code getState} function.
+ * @returns {boolean}
+ */
+export function isRtcstatsEnabled(stateful: Function | Object) {
+    // TODO: Remove when rtcstats is fully cimpatible with mobile.
+    if (navigator.product === 'ReactNative') {
+        return false;
+    }
+
+    const state = toState(stateful);
+    const config = state['features/base/config'];
+
+    return config?.analytics?.rtcstatsEnabled ?? false;
+}

react/features/rtcstats/middleware.js

 import { MiddlewareRegistry } from '../base/redux';
 
 import RTCStats from './RTCStats';
+import { isRtcstatsEnabled } from './functions';
 import logger from './logger';
 
 /**
 
     switch (action.type) {
     case LIB_WILL_INIT: {
-        if (analytics.rtcstatsEnabled) {
+        if (isRtcstatsEnabled(state)) {
             // RTCStats "proxies" WebRTC functions such as GUM and RTCPeerConnection by rewriting the global
             // window functions. Because lib-jitsi-meet uses references to those functions that are taken on
             // init, we need to add these proxies before it initializes, otherwise lib-jitsi-meet will use the
         break;
     }
     case CONFERENCE_JOINED: {
-        if (analytics.rtcstatsEnabled && RTCStats.isInitialized()) {
+        if (isRtcstatsEnabled(state) && RTCStats.isInitialized()) {
             // Once the conference started connect to the rtcstats server and send data.
             try {
                 RTCStats.connect();