Delete dead consumer enrollment code.

chrome/browser/ui/webui/options/chromeos/consumer_management_handler.h

-// 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.
-
-#ifndef CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_CONSUMER_MANAGEMENT_HANDLER_H_
-#define CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_CONSUMER_MANAGEMENT_HANDLER_H_
-
-#include "base/compiler_specific.h"
-#include "base/macros.h"
-#include "base/values.h"
-#include "chrome/browser/ui/webui/options/options_ui.h"
-
-namespace policy {
-class ConsumerManagementService;
-}
-
-namespace chromeos {
-namespace options {
-
-// Consumer management overlay page UI handler.
-class ConsumerManagementHandler : public ::options::OptionsPageUIHandler {
- public:
-  explicit ConsumerManagementHandler(
-      policy::ConsumerManagementService* management_service);
-  ~ConsumerManagementHandler() override;
-
-  // OptionsPageUIHandler implementation.
-  void GetLocalizedValues(base::DictionaryValue* localized_strings) override;
-  void RegisterMessages() override;
-
- private:
-  // Handles the button click events from the browser options page.
-  void HandleEnrollConsumerManagement(const base::ListValue* args);
-  void HandleUnenrollConsumerManagement(const base::ListValue* args);
-
-  policy::ConsumerManagementService* management_service_;
-
-  DISALLOW_COPY_AND_ASSIGN(ConsumerManagementHandler);
-};
-
-}  // namespace options
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_CONSUMER_MANAGEMENT_HANDLER_H_