Revert 48186, 48196, 48198

net/base/network_change_notifier_win.cc

Index: net/base/network_change_notifier_win.cc
diff --git a/net/base/network_change_notifier_win.cc b/net/base/network_change_notifier_win.cc
index 02b1834f1488fc218613aeaafed0320a43832d5b..8ae39fb5c369a4744db3f67bceb7f73969716fa3 100644
--- a/net/base/network_change_notifier_win.cc
+++ b/net/base/network_change_notifier_win.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2009 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.
 
@@ -51,7 +51,7 @@ NetworkChangeNotifierWin::Impl::~Impl() {
 void NetworkChangeNotifierWin::Impl::WatchForAddressChange() {
   HANDLE handle = NULL;
   DWORD ret = NotifyAddrChange(&handle, &addr_overlapped_);
-  CHECK(ret == ERROR_IO_PENDING);
+  CHECK_EQ(ERROR_IO_PENDING, ret);
   addr_watcher_.StartWatching(addr_overlapped_.hEvent, this);
 }