Update StickyKeys overlay to show or hide AltGr depending on the

chromeos/ime/fake_xkeyboard.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chromeos/ime/fake_xkeyboard.h"
 
 namespace chromeos {
 namespace input_method {
 
 FakeXKeyboard::FakeXKeyboard()
@@ skipping 20 matching lines @@
 }
 
 void FakeXKeyboard::SetCapsLockEnabled(bool enable_caps_lock) {
   caps_lock_is_enabled_ = enable_caps_lock;
 }
 
 bool FakeXKeyboard::CapsLockIsEnabled() {
   return caps_lock_is_enabled_;
 }
 
+bool FakeXKeyboard::IsISOLevel5ShiftAvailable() const {
+  return false;
+}
+
+bool FakeXKeyboard::IsAltGrAvailable() const {
+  return false;
+}
+
 bool FakeXKeyboard::SetAutoRepeatEnabled(bool enabled) {
   auto_repeat_is_enabled_ = enabled;
   return true;
 }
 
 bool FakeXKeyboard::SetAutoRepeatRate(const AutoRepeatRate& rate) {
   last_auto_repeat_rate_ = rate;
   return true;
 }
 
 }  // namespace input_method
 }  // namespace chromeos