[google_sign_in] Updates google_sign_in_platform_interfaces adding parametrized clientId (#3686)

Author: ggirotto

packages/google_sign_in/google_sign_in_platform_interface/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 2.0.1
+
+* Updates `init` function in `MethodChannelGoogleSignIn` to parametrize `clientId` property.
+
 ## 2.0.0
 
 * Migrate to null-safety.

packages/google_sign_in/google_sign_in_platform_interface/lib/src/method_channel_google_sign_in.dart

@@ -30,6 +30,7 @@ class MethodChannelGoogleSignIn extends GoogleSignInPlatform {
       'signInOption': signInOption.toString(),
       'scopes': scopes,
       'hostedDomain': hostedDomain,
+      'clientId': clientId,
     });
   }
 

packages/google_sign_in/google_sign_in_platform_interface/pubspec.yaml

@@ -3,7 +3,7 @@ description: A common platform interface for the google_sign_in plugin.
 homepage: https://github.com/flutter/plugins/tree/master/packages/google_sign_in/google_sign_in_platform_interface
 # NOTE: We strongly prefer non-breaking changes, even at the expense of a
 # less-clean API. See https://flutter.dev/go/platform-interface-breaking-changes
-version: 2.0.0
+version: 2.0.1
 
 dependencies:
   flutter:

packages/google_sign_in/google_sign_in_platform_interface/test/method_channel_google_sign_in_test.dart

@@ -100,11 +100,12 @@ void main() {
               hostedDomain: 'example.com',
               scopes: <String>['two', 'scopes'],
               signInOption: SignInOption.games,
-              clientId: 'UNUSED!');
+              clientId: 'fakeClientId');
         }: isMethodCall('init', arguments: <String, dynamic>{
           'hostedDomain': 'example.com',
           'scopes': <String>['two', 'scopes'],
           'signInOption': 'SignInOption.games',
+          'clientId': 'fakeClientId',
         }),
         () {
           googleSignIn.getTokens(