Linux: Dynamically load libudev.

device/usb/usb.gyp

 # Copyright 2013 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 44 matching lines @@
             '<(usb_ids_py_path)',
             '-i', '<(usb_ids_path)',
             '-o', '<@(_outputs)',
           ],
           'process_outputs_as_sources': 1,
         },
       ],
       'conditions': [
         ['use_udev == 1', {
           'dependencies': [
-            '../../build/linux/system.gyp:udev',
+            '../udev_linux/udev.gyp:udev_linux',
           ],
         }],
         ['chromeos==1', {
           'dependencies': [
             '../../chromeos/chromeos.gyp:chromeos',
           ],
         }],
       ]
     },
   ],
 }