IME refactoring: ChromeOS introduce input methods State.

chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc

 // Copyright (c) 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 "chrome/browser/ui/webui/chromeos/login/signin_screen_handler.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 198 matching lines @@
 
     DictionaryPrefUpdate updater(local_state, prefs::kUsersLRUInputMethod);
 
     base::DictionaryValue* const users_lru_input_methods = updater.Get();
     if (users_lru_input_methods != NULL) {
       users_lru_input_methods->SetStringWithoutPathExpansion(username, "");
     }
     return false;
   }
 
-  if (!Contains(manager->GetActiveInputMethodIds(), input_method)) {
-    if (!manager->EnableInputMethod(input_method)) {
+  if (!Contains(manager->GetActiveIMEState()->GetActiveInputMethodIds(),
+                input_method)) {
+    if (!manager->GetActiveIMEState()->EnableInputMethod(input_method)) {
       DLOG(ERROR) << "SigninScreenHandler::SetUserInputMethod('" << username
                   << "'): user input method '" << input_method
                   << "' is not enabled and enabling failed (ignored!).";
     }
   }
-  manager->ChangeInputMethod(input_method);
+  manager->GetActiveIMEState()->ChangeInputMethod(input_method,
+                                                  false /* show_message */);
 
   return true;
 }
 
 }  // namespace
 
 // LoginScreenContext implementation ------------------------------------------
 
 LoginScreenContext::LoginScreenContext() {
   Init();
@@ skipping 774 matching lines @@
 
   const bool succeed = SetUserInputMethodImpl(username, manager);
 
   // This is also a case when LRU layout is set only for a few local users,
   // thus others need to be switched to default locale.
   // Otherwise they will end up using another user's locale to log in.
   if (!succeed) {
     DVLOG(0) << "SetUserInputMethod('" << username
                << "'): failed to set user layout. Switching to default.";
 
-    manager->SetInputMethodLoginDefault();
+    manager->GetActiveIMEState()->SetInputMethodLoginDefault();
   }
 }
 
 
 void SigninScreenHandler::UserSettingsChanged() {
   DCHECK(gaia_screen_handler_);
   GaiaContext context;
   if (delegate_)
     context.has_users = !delegate_->GetUsers().empty();
   gaia_screen_handler_->UpdateGaia(context);
@@ skipping 459 matching lines @@
   return gaia_screen_handler_->frame_error();
 }
 
 void SigninScreenHandler::OnCapsLockChanged(bool enabled) {
   caps_lock_enabled_ = enabled;
   if (page_is_ready())
     CallJS("login.AccountPickerScreen.setCapsLockState", caps_lock_enabled_);
 }
 
 }  // namespace chromeos