Add container property to aconfig_declarations.

Bug: 311155208
Test: Unit test
Change-Id: I7b187138856d0144203961e82b6dad5e2f8eed9d
diff --git a/aconfig/aconfig_declarations_test.go b/aconfig/aconfig_declarations_test.go
index e0d8f7d..e6bd87c 100644
--- a/aconfig/aconfig_declarations_test.go
+++ b/aconfig/aconfig_declarations_test.go
@@ -26,6 +26,7 @@
 		aconfig_declarations {
 			name: "module_name",
 			package: "com.example.package",
+			container: "com.android.foo",
 			srcs: [
 				"foo.aconfig",
 				"bar.aconfig",
@@ -37,8 +38,9 @@
 	module := result.ModuleForTests("module_name", "").Module().(*DeclarationsModule)
 
 	// Check that the provider has the right contents
-	depData := result.ModuleProvider(module, declarationsProviderKey).(declarationsProviderData)
+	depData := result.ModuleProvider(module, DeclarationsProviderKey).(DeclarationsProviderData)
 	android.AssertStringEquals(t, "package", depData.Package, "com.example.package")
+	android.AssertStringEquals(t, "container", depData.Container, "com.android.foo")
 	if !strings.HasSuffix(depData.IntermediatePath.String(), "/intermediate.pb") {
 		t.Errorf("Missing intermediates path in provider: %s", depData.IntermediatePath.String())
 	}