Switch MessagePumpForIO to use completion ports on Windows....

base/message_loop.cc

 // Copyright (c) 2006-2008 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 "base/message_loop.h"
 
 #include <algorithm>
 
 #include "base/compiler_specific.h"
 #include "base/lazy_instance.h"
@@ skipping 555 matching lines @@
   pump_win()->RemoveObserver(observer);
 }
 
 void MessageLoopForUI::WillProcessMessage(const MSG& message) {
   pump_win()->WillProcessMessage(message);
 }
 void MessageLoopForUI::DidProcessMessage(const MSG& message) {
   pump_win()->DidProcessMessage(message);
 }
 void MessageLoopForUI::PumpOutPendingPaintMessages() {
-  pump_win()->PumpOutPendingPaintMessages();
+  pump_ui()->PumpOutPendingPaintMessages();
 }
 
 #endif  // defined(OS_WIN)
 
 //------------------------------------------------------------------------------
 // MessageLoopForIO
 
 #if defined(OS_WIN)
 
-void MessageLoopForIO::WatchObject(HANDLE object, Watcher* watcher) {
-  pump_io()->WatchObject(object, watcher);
-}
-
 void MessageLoopForIO::RegisterIOHandler(HANDLE file, IOHandler* handler) {
   pump_io()->RegisterIOHandler(file, handler);
 }
 
-void MessageLoopForIO::RegisterIOContext(OVERLAPPED* context,
-                                         IOHandler* handler) {
-  pump_io()->RegisterIOContext(context, handler);
+bool MessageLoopForIO::WaitForIOCompletion(DWORD timeout, IOHandler* filter) {
+  return pump_io()->WaitForIOCompletion(timeout, filter);
 }
 
 #elif defined(OS_POSIX)
 
 void MessageLoopForIO::WatchSocket(int socket, short interest_mask, 
                                    struct event* e, Watcher* watcher) {
   pump_libevent()->WatchSocket(socket, interest_mask, e, watcher);
 }
 
 void MessageLoopForIO::UnwatchSocket(struct event* e) {
   pump_libevent()->UnwatchSocket(e);
 }
 #endif