如何解决 webview flutter 覆盖已弃用的 API?

how to solve webview flutter overrides a deprecated API?

app 运行 非常好,webview 不再使用这个项目那么为什么它显示错误?

ERROR
Note: Some input files use or override a deprecated API.                
Note: Recompile with -Xlint:deprecation for details.                    
Note: /Users/ali/Desktop/flutter/.pub-cache/hosted/pub.dartlang.org/webview_flutter- 
0.3.22+1/android/src/main/java/io/flutter/plugins/webviewflutter/FlutterWebView.java uses 
unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.                      
Note: /Users/ali/Desktop/flutter/.pub-cache/hosted/pub.dartlang.org/url_launcher- 
5.7.2/android/src/main/java/io/flutter/plugins/urllauncher/WebViewActivity.java uses or 
overrides a deprecated API.
Note: Recompile with -Xlint:deprecation for details.    

尝试:

Android/app/build.gradle 文件中添加以下代码

configurations {
compile.exclude group: 'com.google.zxing'
}