Simplify InputMethodWin initialization.

ui/base/ime/input_method_win.h

 // Copyright (c) 2011 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.
 
 #ifndef UI_BASE_IME_INPUT_METHOD_WIN_H_
 #define UI_BASE_IME_INPUT_METHOD_WIN_H_
 
 #include <windows.h>
 
 #include <string>
@@ skipping 15 matching lines @@
   void OnFocus() override;
   void OnBlur() override;
   bool OnUntranslatedIMEMessage(const base::NativeEvent& event,
                                 NativeEventResult* result) override;
   bool DispatchKeyEvent(const ui::KeyEvent& event) override;
   void OnTextInputTypeChanged(const TextInputClient* client) override;
   void OnCaretBoundsChanged(const TextInputClient* client) override;
   void CancelComposition(const TextInputClient* client) override;
   void OnInputLocaleChanged() override;
   std::string GetInputLocale() override;
-  bool IsActive() override;
   bool IsCandidatePopupOpen() const override;
 
  protected:
   // Overridden from InputMethodBase:
   // If a derived class overrides this method, it should call parent's
   // implementation.
   void OnWillChangeFocusedClient(TextInputClient* focused_before,
                                  TextInputClient* focused) override;
   void OnDidChangeFocusedClient(TextInputClient* focused_before,
                                 TextInputClient* focused) override;
@@ skipping 69 matching lines @@
   // pressing ctrl-shift. It'll be sent to the text input client when the key
   // is released.
   base::i18n::TextDirection pending_requested_direction_;
 
   // Represents if WM_CHAR[wparam=='\r'] should be dispatched to the focused
   // text input client or ignored silently. This flag is introduced as a quick
   // workaround against crbug.com/319100
   // TODO(yukawa, IME): Figure out long-term solution.
   bool accept_carriage_return_;
 
-  // Indicates if the current input locale has an IME.
-  bool active_;
-
   // True when an IME should be allowed to process key events.
   bool enabled_;
 
   // True if we know for sure that a candidate window is open.
   bool is_candidate_popup_open_;
 
   // Window handle where composition is on-going. NULL when there is no
   // composition.
   HWND composing_window_handle_;
 
-  // Set to false initially. Tracks whether the IME has been initialized with
-  // the current input language.
-  // crbug.com/508668
-  bool default_input_language_initialized_;
-
   // Set to true to suppress the next WM_CHAR, when the WM_KEYDOWN gets stopped
   // propagation (e.g. triggered an accelerator).
   bool suppress_next_char_;
 
   DISALLOW_COPY_AND_ASSIGN(InputMethodWin);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_IME_INPUT_METHOD_WIN_H_