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

chromeos/ime/component_extension_ime_manager.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 "base/logging.h"
 #include "base/strings/string_util.h"
 #include "chromeos/ime/component_extension_ime_manager.h"
 
 namespace chromeos {
 namespace {
@@ skipping 135 matching lines @@
   for (size_t i = 0; i < component_extension_imes_.size(); ++i) {
     for (size_t j = 0; j < component_extension_imes_[i].engines.size(); ++j) {
       result.push_back(
           input_method::InputMethodDescriptor(
               GetComponentExtensionIMEId(
                   component_extension_imes_[i].id,
                   component_extension_imes_[i].engines[j].engine_id),
               component_extension_imes_[i].engines[j].display_name,
               component_extension_imes_[i].engines[j].layouts,
               component_extension_imes_[i].engines[j].language_codes,
+              false,  // Do not use IME on login screen.
               component_extension_imes_[i].options_page_url));
     }
   }
   return result;
 }
 
 void ComponentExtensionIMEManager::AddObserver(Observer* observer) {
   observers_.AddObserver(observer);
 }
 
@@ skipping 22 matching lines @@
         *out_extension = component_extension_imes_[i];
       if (out_engine)
         *out_engine = component_extension_imes_[i].engines[j];
       return true;
     }
   }
   return false;
 }
 
 }  // namespace chromeos