fix analysis in integration test

Author: miquelbeltran

packages/share_plus/share_plus/example/integration_test/share_plus_test.dart

@@ -1,6 +1,7 @@
 // Copyright 2019, the Chromium project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+
 import 'dart:io';
 
 import 'package:flutter/services.dart';
@@ -12,13 +13,20 @@ void main() {
   IntegrationTestWidgetsFlutterBinding.ensureInitialized();
 
   testWidgets('Can launch share', (WidgetTester tester) async {
+    final params = ShareParams(
+      text: 'message',
+      subject: 'title',
+    );
     // Check isNotNull because we cannot wait for ShareResult
-    expect(Share.share('message', subject: 'title'), isNotNull);
+    expect(SharePlus.instance.share(params), isNotNull);
   });
 
   testWidgets('Can launch shareUri', (WidgetTester tester) async {
+    final params = ShareParams(
+      uri: Uri.parse('https://example.com'),
+    );
     // Check isNotNull because we cannot wait for ShareResult
-    expect(Share.shareUri(Uri.parse('https://example.com')), isNotNull);
+    expect(SharePlus.instance.share(params), isNotNull);
   }, skip: !Platform.isAndroid && !Platform.isIOS);
 
   testWidgets('Can shareXFile created using File.fromData()',
@@ -27,6 +35,10 @@ void main() {
     final XFile file =
         XFile.fromData(bytes, name: 'image.jpg', mimeType: 'image/jpeg');
 
-    expect(Share.shareXFiles([file], text: "example"), isNotNull);
+    final params = ShareParams(
+      files: [file],
+      text: 'message',
+    );
+    expect(SharePlus.instance.share(params), isNotNull);
   });
 }