Локализация платформонезависимой части приложения

lib/faq.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
 
 import 'base_state.dart';
 import 'consts.dart';
@@ -38,7 +37,7 @@ class EntryItem extends StatelessWidget {
 class FAQScreen extends StatefulWidget {
 
   FAQScreen(this.b);
-  bool b;
+  final bool b;
 
   @override State createState() => new FAQScreenState<FAQScreen>(b);
 }
@@ -46,16 +45,20 @@ class FAQScreen extends StatefulWidget {
 class FAQScreenState<T> extends BaseState<FAQScreen> {
 
   FAQScreenState(this.returnToScanner);
-  bool returnToScanner;
+  final bool returnToScanner;
 
   @override String getTitle() {
     return "FAQ";
   }
 
-  @overide getMenuButtons(BuildContext context) {
+  @override getMenuButtons(BuildContext context) {
     return <Widget>[getLogoutButton()];
   }
 
+  @override String getHint() {
+    return null;
+  }
+
   /// Метод возвращает ListView с блоками faq.
   @override Widget getScreenContent() {
     return new WillPopScope(onWillPop: onWillPop, child: new ListView.builder(