Settings People Revamp: Split Profile Info out into its own handler.

chrome/browser/ui/webui/settings/profile_info_handler.h

+// Copyright 2016 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_SETTINGS_PROFILE_INFO_HANDLER_H_
+#define CHROME_BROWSER_UI_WEBUI_SETTINGS_PROFILE_INFO_HANDLER_H_
+
+#include <memory>
+
+#include "base/macros.h"
+#include "build/build_config.h"
+#include "chrome/browser/profiles/profile_attributes_storage.h"
+#include "chrome/browser/ui/webui/settings/settings_page_ui_handler.h"
+
+#if defined(OS_CHROMEOS)
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_registrar.h"
+#endif
+
+class Profile;
+
+namespace settings {
+
+class ProfileInfoHandler : public SettingsPageUIHandler,
+#if defined(OS_CHROMEOS)
+                           public content::NotificationObserver,
+#endif
+                           public ProfileAttributesStorage::Observer {
+ public:
+  static const char kProfileInfoChangedEventName[];
+
+  explicit ProfileInfoHandler(Profile* profile);
+  ~ProfileInfoHandler() override {}
+
+  // SettingsPageUIHandler implementation.
+  void RegisterMessages() override;
+  void RenderViewReused() override;
+
+#if defined(OS_CHROMEOS)
+  // content::NotificationObserver implementation.
+  void Observe(int type,
+               const content::NotificationSource& source,
+               const content::NotificationDetails& details) override;
+#endif
+
+  // ProfileAttributesStorage::Observer implementation.
+  void OnProfileNameChanged(const base::FilePath& profile_path,
+                            const base::string16& old_profile_name) override;
+  void OnProfileAvatarChanged(const base::FilePath& profile_path) override;
+
+ private:
+  FRIEND_TEST_ALL_PREFIXES(ProfileInfoHandlerTest, GetProfileInfo);
+  FRIEND_TEST_ALL_PREFIXES(ProfileInfoHandlerTest, PushProfileInfo);
+
+  // Callbacks from the page.
+  void HandleGetProfileInfo(const base::ListValue* args);
+
+  void PushProfileInfo();
+
+  std::unique_ptr<base::DictionaryValue> GetAccountNameAndIcon() const;
+
+  // Weak pointer.
+  Profile* profile_;
+
+#if defined(OS_CHROMEOS)
+  // Used to listen to ChromeOS user image changes.
+  content::NotificationRegistrar registrar_;
+#endif
+
+  bool observers_registered_;
+
+  DISALLOW_COPY_AND_ASSIGN(ProfileInfoHandler);
+};
+
+}  // namespace settings
+
+#endif  // CHROME_BROWSER_UI_WEBUI_SETTINGS_PROFILE_INFO_HANDLER_H_