Helper functions in NetworkChangeNotifier related to WWAN use

chrome/browser/chromeos/drive/drive_file_system_util.cc

 // 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.
 
 #include "chrome/browser/chromeos/drive/drive_file_system_util.h"
 
 #include <string>
 #include <vector>
 #include <utility>
 
@@ skipping 423 matching lines @@
     case google_apis::GDATA_NO_CONNECTION:
       return DRIVE_FILE_ERROR_NO_CONNECTION;
     case google_apis::HTTP_SERVICE_UNAVAILABLE:
     case google_apis::HTTP_INTERNAL_SERVER_ERROR:
       return DRIVE_FILE_ERROR_THROTTLED;
     default:
       return DRIVE_FILE_ERROR_FAILED;
   }
 }
 
-bool IsConnectionTypeCellular() {
-  bool is_cellular = false;
-  // Use switch, not if, to allow compiler to catch future enum changes.
-  // (e.g. Addition of CONNECTION_5G)
-  switch (net::NetworkChangeNotifier::GetConnectionType()) {
-    case net::NetworkChangeNotifier::CONNECTION_2G:
-    case net::NetworkChangeNotifier::CONNECTION_3G:
-    case net::NetworkChangeNotifier::CONNECTION_4G:
-      is_cellular = true;
-      break;
-    case net::NetworkChangeNotifier::CONNECTION_UNKNOWN:
-    case net::NetworkChangeNotifier::CONNECTION_ETHERNET:
-    case net::NetworkChangeNotifier::CONNECTION_WIFI:
-    case net::NetworkChangeNotifier::CONNECTION_NONE:
-      is_cellular = false;
-      break;
-  }
-  return is_cellular;
-}
-
 }  // namespace util
 }  // namespace drive