Revert 114236 - Options2: Pull the trigger.

chrome/browser/ui/webui/options2/browser_options_handler.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 CHROME_BROWSER_UI_WEBUI_OPTIONS2_BROWSER_OPTIONS_HANDLER_H_
-#define CHROME_BROWSER_UI_WEBUI_OPTIONS2_BROWSER_OPTIONS_HANDLER_H_
-#pragma once
-
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "chrome/browser/autocomplete/autocomplete_controller_delegate.h"
-#include "chrome/browser/prefs/pref_change_registrar.h"
-#include "chrome/browser/prefs/pref_member.h"
-#include "chrome/browser/search_engines/template_url_service_observer.h"
-#include "chrome/browser/shell_integration.h"
-#include "chrome/browser/ui/webui/options2/options_ui.h"
-#include "ui/base/models/table_model_observer.h"
-
-class AutocompleteController;
-class CustomHomePagesTableModel;
-class TemplateURLService;
-
-// Chrome browser options page UI handler.
-class BrowserOptionsHandler : public OptionsPage2UIHandler,
-                              public AutocompleteControllerDelegate,
-                              public ShellIntegration::DefaultWebClientObserver,
-                              public TemplateURLServiceObserver,
-                              public ui::TableModelObserver {
- public:
-  BrowserOptionsHandler();
-  virtual ~BrowserOptionsHandler();
-
-  virtual void Initialize() OVERRIDE;
-
-  // OptionsPage2UIHandler implementation.
-  virtual void GetLocalizedValues(DictionaryValue* localized_strings) OVERRIDE;
-  virtual void RegisterMessages() OVERRIDE;
-
-  // AutocompleteControllerDelegate implementation.
-  virtual void OnResultChanged(bool default_match_changed) OVERRIDE;
-
-  // ShellIntegration::DefaultWebClientObserver implementation.
-  virtual void SetDefaultWebClientUIState(
-      ShellIntegration::DefaultWebClientUIState state) OVERRIDE;
-
-  // TemplateURLServiceObserver implementation.
-  virtual void OnTemplateURLServiceChanged() OVERRIDE;
-
-  // ui::TableModelObserver implementation.
-  virtual void OnModelChanged() OVERRIDE;
-  virtual void OnItemsChanged(int start, int length) OVERRIDE;
-  virtual void OnItemsAdded(int start, int length) OVERRIDE;
-  virtual void OnItemsRemoved(int start, int length) OVERRIDE;
-
- private:
-  // content::NotificationObserver implementation.
-  virtual void Observe(int type,
-                       const content::NotificationSource& source,
-                       const content::NotificationDetails& details) OVERRIDE;
-
-  // Makes this the default browser. Called from WebUI.
-  void BecomeDefaultBrowser(const ListValue* args);
-
-  // Sets the search engine at the given index to be default. Called from WebUI.
-  void SetDefaultSearchEngine(const ListValue* args);
-
-  // Removes the startup page at the given indexes. Called from WebUI.
-  void RemoveStartupPages(const ListValue* args);
-
-  // Adds a startup page with the given URL after the given index.
-  // Called from WebUI.
-  void AddStartupPage(const ListValue* args);
-
-  // Changes the startup page at the given index to the given URL.
-  // Called from WebUI.
-  void EditStartupPage(const ListValue* args);
-
-  // Sets the startup page set to the current pages. Called from WebUI.
-  void SetStartupPagesToCurrentPages(const ListValue* args);
-
-  // Writes the current set of startup pages to prefs. Called from WebUI.
-  void DragDropStartupPage(const ListValue* args);
-
-  // Gets autocomplete suggestions asychronously for the given string.
-  // Called from WebUI.
-  void RequestAutocompleteSuggestions(const ListValue* args);
-
-  // Enables/disables Instant.
-  void EnableInstant(const ListValue* args);
-  void DisableInstant(const ListValue* args);
-
-  // Called to request information about the Instant field trial.
-  void GetInstantFieldTrialStatus(const ListValue* args);
-
-  // Returns the string ID for the given default browser state.
-  int StatusStringIdForState(ShellIntegration::DefaultWebClientState state);
-
-  // Gets the current default browser state, and asynchronously reports it to
-  // the WebUI page.
-  void UpdateDefaultBrowserState();
-
-  // Updates the UI with the given state for the default browser.
-  void SetDefaultBrowserUIString(int status_string_id);
-
-  // Loads the current set of custom startup pages and reports it to the WebUI.
-  void UpdateStartupPages();
-
-  // Loads the possible default search engine list and reports it to the WebUI.
-  void UpdateSearchEngines();
-
-  // Writes the current set of startup pages to prefs.
-  void SaveStartupPagesPref();
-
-  scoped_refptr<ShellIntegration::DefaultBrowserWorker>
-      default_browser_worker_;
-
-  StringPrefMember homepage_;
-  BooleanPrefMember default_browser_policy_;
-
-  // Used to observe updates to the preference of the list of URLs to load
-  // on startup, which can be updated via sync.
-  PrefChangeRegistrar pref_change_registrar_;
-
-  TemplateURLService* template_url_service_;  // Weak.
-
-  // TODO(stuartmorgan): Once there are no other clients of
-  // CustomHomePagesTableModel, consider changing it to something more like
-  // TemplateURLService.
-  scoped_ptr<CustomHomePagesTableModel> startup_custom_pages_table_model_;
-
-  scoped_ptr<AutocompleteController> autocomplete_controller_;
-
-  DISALLOW_COPY_AND_ASSIGN(BrowserOptionsHandler);
-};
-
-#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS2_BROWSER_OPTIONS_HANDLER_H_