Add a partial Mojo serial connection interface and implementation.

device/serial/serial_io_handler_win.cc

 // Copyright 2014 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 <windows.h>
 
 #include "device/serial/serial_io_handler_win.h"
 
 namespace device {
 
@@ skipping 115 matching lines @@
       return serial::STOP_BITS_TWO;
     case ONESTOPBIT:
     default:
       return serial::STOP_BITS_ONE;
   }
 }
 
 }  // namespace
 
 // static
-scoped_refptr<SerialIoHandler> SerialIoHandler::Create() {
-  return new SerialIoHandlerWin();
+scoped_refptr<SerialIoHandler> SerialIoHandler::Create(
+    scoped_refptr<base::MessageLoopProxy> file_thread_message_loop) {
+  return new SerialIoHandlerWin(file_thread_message_loop);
 }
 
 bool SerialIoHandlerWin::PostOpen() {
   DCHECK(!comm_context_);
   DCHECK(!read_context_);
   DCHECK(!write_context_);
 
   base::MessageLoopForIO::current()->RegisterIOHandler(file().GetPlatformFile(),
                                                        this);
 
@@ skipping 82 matching lines @@
   DCHECK(file().IsValid());
   ::CancelIo(file().GetPlatformFile());
 }
 
 void SerialIoHandlerWin::CancelWriteImpl() {
   DCHECK(CalledOnValidThread());
   DCHECK(file().IsValid());
   ::CancelIo(file().GetPlatformFile());
 }
 
-SerialIoHandlerWin::SerialIoHandlerWin()
-    : event_mask_(0), is_comm_pending_(false) {
+SerialIoHandlerWin::SerialIoHandlerWin(
+    scoped_refptr<base::MessageLoopProxy> file_thread_message_loop)
+    : SerialIoHandler(file_thread_message_loop),
+      event_mask_(0),
+      is_comm_pending_(false) {
 }
 
 SerialIoHandlerWin::~SerialIoHandlerWin() {
 }
 
 void SerialIoHandlerWin::OnIOCompleted(
     base::MessageLoopForIO::IOContext* context,
     DWORD bytes_transferred,
     DWORD error) {
   DCHECK(CalledOnValidThread());
@@ skipping 120 matching lines @@
 std::string SerialIoHandler::MaybeFixUpPortName(const std::string& port_name) {
   // For COM numbers less than 9, CreateFile is called with a string such as
   // "COM1". For numbers greater than 9, a prefix of "\\\\.\\" must be added.
   if (port_name.length() > std::string("COM9").length())
     return std::string("\\\\.\\").append(port_name);
 
   return port_name;
 }
 
 }  // namespace device