Merge NetworkListViewBase hierarchy and NetworkStateListDetailedView

ash/system/network/network_list_view_base.cc

Index: ash/system/network/network_list_view_base.cc
diff --git a/ash/system/network/network_list_view_base.cc b/ash/system/network/network_list_view_base.cc
deleted file mode 100644
index c4b611a7c6a2397b47ddf017f9b9896ec95d1e45..0000000000000000000000000000000000000000
--- a/ash/system/network/network_list_view_base.cc
+++ /dev/null
@@ -1,19 +0,0 @@
-// 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.
-
-#include "ash/system/network/network_list_view_base.h"
-
-#include "base/logging.h"
-
-namespace ash {
-
-NetworkListViewBase::NetworkListViewBase(
-    tray::NetworkStateListDetailedView* detailed_view)
-    : detailed_view_(detailed_view) {
-  DCHECK(detailed_view_);
-}
-
-NetworkListViewBase::~NetworkListViewBase() {}
-
-}  // namespace ash