Move NetworkTypePattern to its own file

chrome/browser/chromeos/login/ui/proxy_settings_dialog.cc

 // 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.
 
 #include "chrome/browser/chromeos/login/ui/proxy_settings_dialog.h"
 
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/login/helper.h"
 #include "chrome/common/url_constants.h"
 #include "chromeos/network/network_state.h"
-#include "chromeos/network/shill_property_util.h"
+#include "chromeos/network/network_type_pattern.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_service.h"
 #include "grit/generated_resources.h"
 #include "net/base/escape.h"
 #include "third_party/cros_system_api/dbus/service_constants.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/size.h"
 
 namespace {
@@ skipping 69 matching lines @@
     chrome::NOTIFICATION_LOGIN_PROXY_CHANGED,
     content::NotificationService::AllSources(),
     content::NotificationService::NoDetails());
 }
 
 bool ProxySettingsDialog::IsShown() {
   return instance_count_ > 0;
 }
 
 }  // namespace chromeos