Use udev for serial device enumeration on Linux

device/serial/serial_device_info.cc

Index: device/serial/serial_device_info.cc
diff --git a/mojo/public/bindings/lib/interface.cc b/device/serial/serial_device_info.cc
similarity index 50%
copy from mojo/public/bindings/lib/interface.cc
copy to device/serial/serial_device_info.cc
index a7cf3fffe0c4c4c311c10d1712de0719bcb7f84e..9c7284da22fdf689a3c556d98e992c60ec1a7da5 100644
--- a/mojo/public/bindings/lib/interface.cc
+++ b/device/serial/serial_device_info.cc
@@ -2,13 +2,12 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "mojo/public/bindings/interface.h"
+#include "device/serial/serial_device_info.h"
 
-namespace mojo {
+namespace device {
 
-bool NoInterfaceStub::Accept(Message* message) {
-  return false;
-}
+SerialDeviceInfo::SerialDeviceInfo() {}
 
-}  // namespace mojo
+SerialDeviceInfo::~SerialDeviceInfo() {}
 
+}  // namespace device