Disable non Latin keyboard layout on Lock screen and Sign-in screen.

chromeos/ime/input_method_descriptor.cc

 // Copyright 2013 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/input_method_descriptor.h"
 
 #include <sstream>
 
 #include "base/logging.h"
 #include "base/strings/string_split.h"
 #include "url/gurl.h"
 
 namespace chromeos {
 namespace input_method {
 
 InputMethodDescriptor::InputMethodDescriptor(
     const std::string& id,
     const std::string& name,
     const std::vector<std::string>& keyboard_layouts,
     const std::vector<std::string>& language_codes,
+    bool is_login_keyboard,
     const GURL& options_page_url)
     : id_(id),
       name_(name),
       keyboard_layouts_(keyboard_layouts),
       language_codes_(language_codes),
+      is_login_keyboard_(is_login_keyboard),
       options_page_url_(options_page_url) {
 }
 
 std::string InputMethodDescriptor::GetPreferredKeyboardLayout() const {
   // TODO(nona): Investigate better way to guess the preferred layout
   //             http://crbug.com/170601.
   return keyboard_layouts_.empty() ? "us" : keyboard_layouts_[0];
 }
 
 InputMethodDescriptor::InputMethodDescriptor() {
 }
 
 InputMethodDescriptor::~InputMethodDescriptor() {
 }
 
 }  // namespace input_method
 }  // namespace chromeos