Wire easy unlock settings UI

chrome/browser/ui/webui/options/easy_unlock_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_EASY_UNLOCK_HANDLER_H_
+#define CHROME_BROWSER_UI_WEBUI_OPTIONS_EASY_UNLOCK_HANDLER_H_
+
+#include "base/macros.h"
+#include "chrome/browser/signin/easy_unlock_service_observer.h"
+#include "chrome/browser/ui/webui/options/options_ui.h"
+
+namespace options {
+
+class EasyUnlockHandler : public OptionsPageUIHandler,
+                          public EasyUnlockServiceObserver {
+ public:
+  EasyUnlockHandler();
+  virtual ~EasyUnlockHandler();
+
+  // OptionsPageUIHandler
+  virtual void InitializeHandler() OVERRIDE;
+  virtual void GetLocalizedValues(base::DictionaryValue* values) OVERRIDE;
+
+  // WebUIMessageHandler
+  virtual void RegisterMessages() OVERRIDE;
+
+  // EasyUnlockServiceObserver
+  virtual void OnTurnOffOperationStatusChanged() OVERRIDE;
+
+ private:
+  void SendTurnOffOperationStatus();
+
+  // JS callbacks.
+  void HandleGetTurnOffFlowStatus(const base::ListValue* args);
+  void HandleRequestTurnOff(const base::ListValue* args);
+  void HandlePageDismissed(const base::ListValue* args);
+
+  DISALLOW_COPY_AND_ASSIGN(EasyUnlockHandler);
+};
+
+}  // namespace options
+
+#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_EASY_UNLOCK_HANDLER_H_