错误:没有为flutter中的类型“FirebaseMessaging”定义方法“configure”

dependencies:
  flutter:
    sdk: flutter
  firebase_messaging: ^x.x.x  # 请使用最新的版本号

import 'package:firebase_messaging/firebase_messaging.dart';

final FirebaseMessaging _firebaseMessaging = FirebaseMessaging();

void initFirebaseMessaging() {
  _firebaseMessaging.configure(
    onMessage: (Map<String, dynamic> message) async {
      // 处理在应用内收到推送通知时的逻辑
    },
    onLaunch: (Map<String, dynamic> message) async {
      // 处理应用未运行时点击推送通知启动应用的逻辑
    },
    onResume: (Map<String, dynamic> message) async {
      // 处理应用在后台运行时点击推送通知打开应用的逻辑
    },
  );

  _firebaseMessaging.requestNotificationPermissions(
    const IosNotificationSettings(
        sound: true, badge: true, alert: true, provisional: false),
  );
}

void main() {
  runApp(MyApp());
  initFirebaseMessaging();
}