Simplify InputMethodWin initialization.

ui/views/controls/textfield/textfield_unittest.cc

 // Copyright 2014 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 "ui/views/controls/textfield/textfield.h"
 
 #include <set>
 #include <string>
 #include <vector>
 
@@ skipping 58 matching lines @@
 
   // Overridden from InputMethod:
   bool OnUntranslatedIMEMessage(const base::NativeEvent& event,
                                 NativeEventResult* result) override;
   bool DispatchKeyEvent(const ui::KeyEvent& key) override;
   void OnTextInputTypeChanged(const ui::TextInputClient* client) override;
   void OnCaretBoundsChanged(const ui::TextInputClient* client) override {}
   void CancelComposition(const ui::TextInputClient* client) override;
   void OnInputLocaleChanged() override {}
   std::string GetInputLocale() override;
-  bool IsActive() override;
   bool IsCandidatePopupOpen() const override;
   void ShowImeIfNeeded() override {}
 
   bool untranslated_ime_message_called() const {
     return untranslated_ime_message_called_;
   }
   bool text_input_type_changed() const { return text_input_type_changed_; }
   bool cancel_composition_called() const { return cancel_composition_called_; }
 
   // Clears all internal states and result.
@@ skipping 97 matching lines @@
   if (IsTextInputClientFocused(client)) {
     cancel_composition_called_ = true;
     ClearComposition();
   }
 }
 
 std::string MockInputMethod::GetInputLocale() {
   return "en-US";
 }
 
-bool MockInputMethod::IsActive() {
-  return true;
-}
-
 bool MockInputMethod::IsCandidatePopupOpen() const {
   return false;
 }
 
 void MockInputMethod::OnWillChangeFocusedClient(
     ui::TextInputClient* focused_before,
     ui::TextInputClient* focused) {
   ui::TextInputClient* client = GetTextInputClient();
   if (client && client->HasCompositionText())
     client->ConfirmCompositionText();
@@ skipping 2327 matching lines @@
 
   textfield_->SetTextInputType(ui::TEXT_INPUT_TYPE_PASSWORD);
   ui::AXViewState state_protected;
   textfield_->GetAccessibleState(&state_protected);
   EXPECT_EQ(ui::AX_ROLE_TEXT_FIELD, state_protected.role);
   EXPECT_EQ(ASCIIToUTF16("********"), state_protected.value);
   EXPECT_TRUE(state_protected.HasStateFlag(ui::AX_STATE_PROTECTED));
 }
 
 }  // namespace views