cros: Move DemoModeDetector out of webui directory.

chrome/browser/chromeos/login/demo_mode/demo_mode_detector.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_CHROMEOS_LOGIN_DEMO_MODE_DETECTOR_H_
-#define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_DEMO_MODE_DETECTOR_H_
+#ifndef CHROME_BROWSER_CHROMEOS_LOGIN_DEMO_MODE_DEMO_MODE_DETECTOR_H_
+#define CHROME_BROWSER_CHROMEOS_LOGIN_DEMO_MODE_DEMO_MODE_DETECTOR_H_
 
 #include <memory>
 #include <string>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time/time.h"
 #include "base/timer/timer.h"
 #include "chrome/browser/chromeos/idle_detector.h"
 
@@ skipping 31 matching lines @@
 
   // Timeout to detect if the machine is in a derelict state.
   base::TimeDelta derelict_detection_timeout_;
 
   // Timeout before showing our demo app if the machine is in a derelict state.
   base::TimeDelta derelict_idle_timeout_;
 
   // Time between updating our total time on oobe.
   base::TimeDelta oobe_timer_update_interval_;
 
-  bool demo_launched_;
+  bool demo_launched_ = false;
 
   base::WeakPtrFactory<DemoModeDetector> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DemoModeDetector);
 };
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_DEMO_MODE_DETECTOR_H_
+#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_DEMO_MODE_DEMO_MODE_DETECTOR_H_