[google_sign_in] Suppress deprecation warnings (#5049)

Author: asashour

packages/google_sign_in/google_sign_in_android/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 5.2.8
+
+* Suppresses `deprecation` warnings (for using Android V1 embedding).
+
 ## 5.2.7
 
 * Fixes library_private_types_in_public_api, sort_child_properties_last and use_key_in_widget_constructors

packages/google_sign_in/google_sign_in_android/android/src/main/java/io/flutter/plugins/googlesignin/GoogleSignInPlugin.java

@@ -76,6 +76,7 @@ public void initInstance(
   }
 
   @VisibleForTesting
+  @SuppressWarnings("deprecation")
   public void setUpRegistrar(PluginRegistry.Registrar registrar) {
     delegate.setUpRegistrar(registrar);
   }
@@ -267,6 +268,7 @@ public static class Delegate implements IDelegate, PluginRegistry.ActivityResult
 
     private final Context context;
     // Only set registrar for v1 embedder.
+    @SuppressWarnings("deprecation")
     private PluginRegistry.Registrar registrar;
     // Only set activity for v2 embedder. Always access activity from getActivity() method.
     private Activity activity;
@@ -282,6 +284,7 @@ public Delegate(Context context, GoogleSignInWrapper googleSignInWrapper) {
       this.googleSignInWrapper = googleSignInWrapper;
     }
 
+    @SuppressWarnings("deprecation")
     public void setUpRegistrar(PluginRegistry.Registrar registrar) {
       this.registrar = registrar;
       registrar.addActivityResultListener(this);

packages/google_sign_in/google_sign_in_android/pubspec.yaml

@@ -2,7 +2,7 @@ name: google_sign_in_android
 description: Android implementation of the google_sign_in plugin.
 repository: https://github.com/flutter/plugins/tree/main/packages/google_sign_in/google_sign_in_android
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+google_sign_in%22
-version: 5.2.7
+version: 5.2.8
 
 environment:
   sdk: ">=2.14.0 <3.0.0"