IME refactoring: ChromeOS introduce input methods State.

chrome/browser/chromeos/base/locale_util.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 "chrome/browser/chromeos/base/locale_util.h"
 
 #include <vector>
 
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/input_method/input_method_util.h"
@@ skipping 41 matching lines @@
 
 // Callback after SwitchLanguageDoReloadLocale() back in UI thread.
 void FinishSwitchLanguage(scoped_ptr<SwitchLanguageData> data) {
   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
   if (data->success) {
     g_browser_process->SetApplicationLocale(data->loaded_locale);
 
     if (data->enable_locale_keyboard_layouts) {
       input_method::InputMethodManager* manager =
           input_method::InputMethodManager::Get();
+      scoped_refptr<input_method::InputMethodManager::State> ime_state =
+          manager->GetActiveIMEState();
       if (data->login_layouts_only) {
         // Enable the hardware keyboard layouts and locale-specific layouts
         // suitable for use on the login screen. This will also switch to the
         // first hardware keyboard layout since the input method currently in
         // use may not be supported by the new locale.
-        manager->EnableLoginLayouts(
+        ime_state->EnableLoginLayouts(
             data->loaded_locale,
             manager->GetInputMethodUtil()->GetHardwareLoginInputMethodIds());
       } else {
         // Enable all hardware keyboard layouts. This will also switch to the
         // first hardware keyboard layout.
-        manager->ReplaceEnabledInputMethods(
+        ime_state->ReplaceEnabledInputMethods(
             manager->GetInputMethodUtil()->GetHardwareInputMethodIds());
 
         // Enable all locale-specific layouts.
         std::vector<std::string> input_methods;
         manager->GetInputMethodUtil()->GetInputMethodIdsFromLanguageCode(
             data->loaded_locale,
             input_method::kKeyboardLayoutsOnly,
             &input_methods);
         for (std::vector<std::string>::const_iterator it =
                 input_methods.begin(); it != input_methods.end(); ++it) {
-          manager->EnableInputMethod(*it);
+          ime_state->EnableInputMethod(*it);
         }
       }
     }
   }
   gfx::PlatformFontPango::ReloadDefaultFont();
   if (data->callback)
     data->callback->Run(data->locale, data->loaded_locale, data->success);
 }
 
 }  // namespace
@@ skipping 13 matching lines @@
   base::Closure reloader(
       base::Bind(&SwitchLanguageDoReloadLocale, base::Unretained(data.get())));
   content::BrowserThread::PostBlockingPoolTaskAndReply(
       FROM_HERE,
       reloader,
       base::Bind(&FinishSwitchLanguage, base::Passed(data.Pass())));
 }
 
 }  // namespace locale_util
 }  // namespace chromeos