Mojo: Use InterfaceFactory<Interface> for service registration

device/serial/serial_service_impl.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 "device/serial/serial_service_impl.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "device/serial/serial_io_handler.h"
 
@@ skipping 44 matching lines @@
 void SerialServiceImpl::Connect(
     const mojo::String& path,
     serial::ConnectionOptionsPtr options,
     mojo::InterfaceRequest<serial::Connection> connection_request) {
   if (!IsValidPath(path))
     return;
   connection_factory_->CreateConnection(
       path, options.Pass(), connection_request.Pass());
 }
 
-void SerialServiceImpl::OnConnectionError() {
-  delete this;
-}
-
 SerialDeviceEnumerator* SerialServiceImpl::GetDeviceEnumerator() {
   if (!device_enumerator_)
     device_enumerator_ = SerialDeviceEnumerator::Create();
   return device_enumerator_.get();
 }
 
 bool SerialServiceImpl::IsValidPath(const mojo::String& path) {
   mojo::Array<serial::DeviceInfoPtr> devices(
       GetDeviceEnumerator()->GetDevices());
   for (size_t i = 0; i < devices.size(); i++) {
     if (path == devices[i]->path)
       return true;
   }
   return false;
 }
 
 void SerialServiceImpl::OnConnected(
     const mojo::Callback<void(serial::ConnectionInfoPtr)>& callback,
     serial::ConnectionInfoPtr result) {
   callback.Run(result.Pass());
 }
 
 }  // namespace device