Create network change notifier.

webrtc/base/BUILD.gn

 # Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 import("//build/config/crypto.gni")
 import("//build/config/ui.gni")
@@ skipping 219 matching lines @@
     "messagedigest.cc",
     "messagedigest.h",
     "messagehandler.cc",
     "messagehandler.h",
     "messagequeue.cc",
     "messagequeue.h",
     "nethelpers.cc",
     "nethelpers.h",
     "network.cc",
     "network.h",
+    "networkmonitor.cc",
+    "networkmonitor.h",
     "nullsocketserver.h",
     "pathutils.cc",
     "pathutils.h",
     "physicalsocketserver.cc",
     "physicalsocketserver.h",
     "proxydetect.cc",
     "proxydetect.h",
     "proxyinfo.cc",
     "proxyinfo.h",
     "ratelimiter.cc",
@@ skipping 333 matching lines @@
       "linux.cc",
       "linux.h",
     ]
   }
 
   if (is_nacl) {
     deps += [ "//native_client_sdk/src/libraries/nacl_io" ]
     defines += [ "timezone=_timezone" ]
   }
 }