clean up localization code

l10n-missing-translation.json

@@ -1,15 +1 @@
-{
-  "hi": [
-    "sign_up",
-    "log_in",
-    "log_in_code_expired",
-    "incorrect_code_title",
-    "incorrect_code_msg",
-    "oops",
-    "start_backup",
-    "auth_session_expired",
-    "auth_login_again",
-    "auth_logging_out",
-    "email_already_claimed"
-  ]
-}
+{}

lib/app.dart

@@ -8,10 +8,8 @@ import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_easyloading/flutter_easyloading.dart';
 import 'package:flutter_gen/gen_l10n/app_localizations.dart';
-import 'package:flutter_localizations/flutter_localizations.dart';
 import 'package:logging/logging.dart';
 import 'package:photos/ente_theme_data.dart';
-import 'package:photos/l10n/l10n.dart';
 import 'package:photos/services/app_lifecycle_service.dart';
 import 'package:photos/services/sync_service.dart';
 import 'package:photos/ui/home_widget.dart';
@@ -58,13 +56,8 @@ class _EnteAppState extends State<EnteApp> with WidgetsBindingObserver {
           home: EnteApp._homeWidget,
           debugShowCheckedModeBanner: false,
           builder: EasyLoading.init(),
-          supportedLocales: L10n.all,
-          localizationsDelegates: const [
-            AppLocalizations.delegate,
-            GlobalMaterialLocalizations.delegate,
-            GlobalCupertinoLocalizations.delegate,
-            GlobalWidgetsLocalizations.delegate,
-          ],
+          supportedLocales: AppLocalizations.supportedLocales,
+          localizationsDelegates: AppLocalizations.localizationsDelegates,
         ),
       );
     } else {
@@ -76,13 +69,8 @@ class _EnteAppState extends State<EnteApp> with WidgetsBindingObserver {
         home: EnteApp._homeWidget,
         debugShowCheckedModeBanner: false,
         builder: EasyLoading.init(),
-        supportedLocales: L10n.all,
-        localizationsDelegates: const [
-          AppLocalizations.delegate,
-          GlobalMaterialLocalizations.delegate,
-          GlobalCupertinoLocalizations.delegate,
-          GlobalWidgetsLocalizations.delegate,
-        ],
+        supportedLocales: AppLocalizations.supportedLocales,
+        localizationsDelegates: AppLocalizations.localizationsDelegates,
       );
     }
   }

lib/l10n/app_hi.arb

@@ -1,3 +0,0 @@
-{
-  "ok": "ok"
-}

lib/l10n/l10n.dart

@@ -1,10 +0,0 @@
-
-
-import 'dart:ui';
-
-class L10n {
-  static final all = [
-    const Locale('en'),
-    const Locale('hi'),
-  ];
-}