Makes the InputMethodEngine can be switched per profile when the top-level browser window is switch…

ui/base/ime/chromeos/mock_ime_engine_handler.h

 // 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.
 
 #ifndef UI_BASE_IME_CHROMEOS_MOCK_IME_ENGINE_HANDLER_H_
 #define UI_BASE_IME_CHROMEOS_MOCK_IME_ENGINE_HANDLER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "ui/base/ime/ime_engine_handler_interface.h"
 #include "ui/base/ime/ui_base_ime_export.h"
 #include "ui/events/event.h"
 
 namespace chromeos {
 
 class UI_BASE_IME_EXPORT MockIMEEngineHandler
     : public ui::IMEEngineHandlerInterface {
  public:
   MockIMEEngineHandler();
   ~MockIMEEngineHandler() override;
 
   void FocusIn(const InputContext& input_context) override;
   void FocusOut() override;
   void Enable(const std::string& component_id) override;
   void Disable() override;
   void PropertyActivate(const std::string& property_name) override;
   void Reset() override;
+  void MaybeSwitchEngine() override;
   bool IsInterestedInKeyEvent() const override;
   void ProcessKeyEvent(const ui::KeyEvent& key_event,
                        KeyEventDoneCallback& callback) override;
   void CandidateClicked(uint32_t index) override;
   void SetSurroundingText(const std::string& text,
                           uint32_t cursor_pos,
                           uint32_t anchor_pos,
                           uint32_t offset_pos) override;
   void SetCompositionBounds(const std::vector<gfx::Rect>& bounds) override;
 
@@ skipping 70 matching lines @@
   uint32_t last_set_surrounding_cursor_pos_;
   uint32_t last_set_surrounding_anchor_pos_;
   std::unique_ptr<ui::KeyEvent> last_processed_key_event_;
   KeyEventDoneCallback last_passed_callback_;
   std::string active_component_id_;
 };
 
 }  // namespace chromeos
 
 #endif  // UI_BASE_IME_CHROMEOS_MOCK_IME_ENGINE_HANDLER_H_