IME refactoring: ChromeOS introduce input methods State.

chrome/browser/chromeos/login/lock/screen_locker.h

Index: chrome/browser/chromeos/login/lock/screen_locker.h
diff --git a/chrome/browser/chromeos/login/lock/screen_locker.h b/chrome/browser/chromeos/login/lock/screen_locker.h
index 333e2afb9e49c8cbe01639ccd9038e93ed264081..e2b87e7011fec41fe9dd474c304e7976d236659c 100644
--- a/chrome/browser/chromeos/login/lock/screen_locker.h
+++ b/chrome/browser/chromeos/login/lock/screen_locker.h
@@ -16,6 +16,7 @@
 #include "chrome/browser/chromeos/login/help_app_launcher.h"
 #include "chrome/browser/chromeos/login/lock/screen_locker_delegate.h"
 #include "chrome/browser/chromeos/login/ui/login_display.h"
+#include "chromeos/ime/input_method_manager.h"
 #include "chromeos/login/auth/auth_status_consumer.h"
 #include "chromeos/login/auth/user_context.h"
 #include "components/user_manager/user.h"
@@ -186,6 +187,8 @@ class ScreenLocker : public AuthStatusConsumer {
   // Provider for button icon set by the screenlockPrivate API.
   scoped_ptr<ScreenlockIconProvider> screenlock_icon_provider_;
 
+  scoped_refptr<input_method::InputMethodManager::State> saved_ime_state_;
+
   base::WeakPtrFactory<ScreenLocker> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ScreenLocker);