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

ash/system/network/network_detailed_view.h

Index: ash/system/network/network_detailed_view.h
diff --git a/ash/system/network/network_detailed_view.h b/ash/system/network/network_detailed_view.h
deleted file mode 100644
index 11a0d45167de843a5e451b584ae27dbfd18c40c9..0000000000000000000000000000000000000000
--- a/ash/system/network/network_detailed_view.h
+++ /dev/null
@@ -1,43 +0,0 @@
-// 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 ASH_SYSTEM_NETWORK_NETWORK_DETAILED_VIEW_H_
-#define ASH_SYSTEM_NETWORK_NETWORK_DETAILED_VIEW_H_
-
-#include "ash/system/tray/tray_details_view.h"
-#include "chromeos/network/network_state_handler.h"
-
-namespace ash {
-namespace tray {
-
-// Abstract base class for all NetworkDetailedView derived subclasses,
-// which includes NetworkWifiDetailedView and NetworkStateListDetailedView.
-class NetworkDetailedView : public TrayDetailsView {
- public:
-  enum DetailedViewType {
-    LIST_VIEW,
-    STATE_LIST_VIEW,
-    WIFI_VIEW,
-  };
-
-  explicit NetworkDetailedView(SystemTrayItem* owner)
-      : TrayDetailsView(owner) {}
-
-  virtual void Init() = 0;
-
-  virtual DetailedViewType GetViewType() const = 0;
-
-  // Called when the contents of the network list have changed or when any
-  // Manager properties (e.g. technology state) have changed.
-  // (Called only from TrayNetworkStateObserver).
-  virtual void Update() = 0;
-
- protected:
-  ~NetworkDetailedView() override {}
-};
-
-}  // namespace tray
-}  // namespace ash
-
-#endif  // ASH_SYSTEM_NETWORK_NETWORK_DETAILED_VIEW_H_