Step 16.3: Add FCM to app.module.ts

src/app/app.module.ts

@@ -10,6 +10,7 @@ import { SmsReceiver } from "../ionic/sms-receiver";
 import { Camera } from '@ionic-native/camera';
 import { Crop } from '@ionic-native/crop';
 import { Contacts } from "@ionic-native/contacts";
+import { FCM } from "@ionic-native/fcm";
 import { AgmCoreModule } from '@agm/core';
 import { MomentModule } from 'angular2-moment';
 import { ChatsPage } from '../pages/chats/chats';
@@ -77,7 +78,8 @@ import { MyApp } from './app.component';
     SmsReceiver,
     Camera,
     Crop,
-    Contacts
+    Contacts,
+    FCM
   ]
 })
 export class AppModule {}