修复问题

android/src/main/java/com/wxwx/flutter_alibc/FlutterAlibcHandle.java

@@ -490,7 +490,7 @@ public class FlutterAlibcHandle {
 //        AlibcTradeSDK.setShouldUseAlipay(call.argument("isNeed"));
     }
 
-    public void getUdid(MethodCall call) {
+    public void getUdid(MethodCall call,Result result) {
         String udid = UTDevice.getUtdid(register.activity().getApplicationContext());
         Map<String, String> resMap = new HashMap();
         resMap.put("udid", udid);

android/src/main/java/com/wxwx/flutter_alibc/FlutterAlibcPlugin.java

@@ -44,7 +44,7 @@ public class FlutterAlibcPlugin implements MethodCallHandler {
     }else if (call.method.equals("useAlipayNative")){
       handle.useAlipayNative(call);
     }if (call.method.equals("getUdid")){
-      handle.useAlipayNative(call);
+      handle.getUdid(call,result);
     }else {
       result.notImplemented();
     }