Chrome diagnostics: First cut at implementing chrome://diagnostics.

chrome/browser/ui/webui/chromeos/diagnostics/diagnostics_ui.h

+// Copyright (c) 2012 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_CHROMEOS_DIAGNOSTICS_DIAGNOSTICS_UI_H_
+#define CHROME_BROWSER_UI_WEBUI_CHROMEOS_DIAGNOSTICS_DIAGNOSTICS_UI_H_
+#include "content/public/browser/web_ui_controller.h"
+
+namespace chromeos {
+
+// WebUI for end-user diagnostic information for Chrome OS devices, for users
+// to self-diagnose hardware and software configuration problems and to help
+// assist support personnel.
+class DiagnosticsUI : public content::WebUIController {
+ public:
+  explicit DiagnosticsUI(content::WebUI* web_ui);
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(DiagnosticsUI);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_DIAGNOSTICS_DIAGNOSTICS_UI_H_