Add a Mojo EDK for Chrome that uses one OS pipe per message pipe.

net/base/network_change_notifier_win.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 "net/base/network_change_notifier_win.h"
 
 #include <iphlpapi.h>
 #include <winsock2.h>
 
 #include "base/bind.h"
@@ skipping 278 matching lines @@
   if (!dns_config_service_thread_->IsRunning()) {
     dns_config_service_thread_->StartWithOptions(
       base::Thread::Options(base::MessageLoop::TYPE_IO, 0));
   }
 
   HANDLE handle = NULL;
   DWORD ret = NotifyAddrChange(&handle, &addr_overlapped_);
   if (ret != ERROR_IO_PENDING)
     return false;
 
-  addr_watcher_.StartWatching(addr_overlapped_.hEvent, this);
+  addr_watcher_.StartWatching(addr_overlapped_.hEvent, this, false);
   return true;
 }
 
 void NetworkChangeNotifierWin::NotifyParentOfConnectionTypeChange() {
   SetCurrentConnectionType(RecomputeCurrentConnectionType());
   bool current_offline = IsOffline();
   offline_polls_++;
   // If we continue to appear offline, delay sending out the notification in
   // case we appear to go online within 20 seconds.  UMA histogram data shows
   // we may not detect the transition to online state after 1 second but within
   // 20 seconds we generally do.
   if (last_announced_offline_ && current_offline && offline_polls_ <= 20) {
     timer_.Start(FROM_HERE, base::TimeDelta::FromSeconds(1), this,
                  &NetworkChangeNotifierWin::NotifyParentOfConnectionTypeChange);
     return;
   }
   if (last_announced_offline_)
     UMA_HISTOGRAM_CUSTOM_COUNTS("NCN.OfflinePolls", offline_polls_, 1, 50, 50);
   last_announced_offline_ = current_offline;
 
   NotifyObserversOfConnectionTypeChange();
 }
 
 }  // namespace net