chromeos: Move files in //ash/common to //ash, part 1

ash/system/network/network_list_view_base.h

 // Copyright 2015 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 ASH_COMMON_SYSTEM_CHROMEOS_NETWORK_NETWORK_LIST_VIEW_BASE_H_
-#define ASH_COMMON_SYSTEM_CHROMEOS_NETWORK_NETWORK_LIST_VIEW_BASE_H_
+#ifndef ASH_SYSTEM_NETWORK_NETWORK_LIST_VIEW_BASE_H_
+#define ASH_SYSTEM_NETWORK_NETWORK_LIST_VIEW_BASE_H_
 
 #include <string>
 
 #include "base/macros.h"
 
 namespace views {
 class View;
 }
 
 namespace ash {
@@ skipping 20 matching lines @@
 
  private:
   // The container that holds the actual list entries.
   views::View* container_ = nullptr;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkListViewBase);
 };
 
 }  // namespace ash
 
-#endif  // ASH_COMMON_SYSTEM_CHROMEOS_NETWORK_NETWORK_LIST_VIEW_BASE_H_
+#endif  // ASH_SYSTEM_NETWORK_NETWORK_LIST_VIEW_BASE_H_