Add IPC::ChannelProxy::Create() and IPC::SyncChannel::Create()

remoting/host/ipc_util_posix.cc

Index: remoting/host/ipc_util_posix.cc
diff --git a/remoting/host/ipc_util_posix.cc b/remoting/host/ipc_util_posix.cc
index 4901c998cf265b3384542cace92e1b37820a51c9..b0cee30859fe1370fc8dd5fdc27a134d7d25a9ec 100644
--- a/remoting/host/ipc_util_posix.cc
+++ b/remoting/host/ipc_util_posix.cc
@@ -46,10 +46,10 @@ bool CreateConnectedIpcChannel(
   // Wrap the pipe into an IPC channel.
   base::FileDescriptor fd(pipe_fds[0], false);
   IPC::ChannelHandle handle(socket_name, fd);
-  server_out->reset(new IPC::ChannelProxy(IPC::ChannelHandle(socket_name, fd),
+  *server_out = IPC::ChannelProxy::Create(IPC::ChannelHandle(socket_name, fd),
                                           IPC::Channel::MODE_SERVER,
                                           listener,
-                                          io_task_runner.get()));
+                                          io_task_runner.get());
 
   *client_out = base::File(pipe_fds[1]);
   return true;