Linux: Dynamically load libudev.

chrome/chrome_browser_ui.gypi

 # Copyright 2012 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': {
     'chrome_browser_ui_non_ios_sources': [
       'browser/ui/accelerator_utils.h',
       'browser/ui/android/android_about_app_info.cc',
       'browser/ui/android/android_about_app_info.h',
@@ skipping 2985 matching lines @@
             ['use_x11==1', {
               'sources': [ '<@(chrome_browser_ui_x11_sources)' ],
               'dependencies': [
                 '../build/linux/system.gyp:x11',
                 '../build/linux/system.gyp:gio',
                 '../ui/events/devices/events_devices.gyp:events_devices',
               ],
             }],
             ['use_udev==1', {
               'dependencies': [
-                '../build/linux/system.gyp:udev',
+                '../device/udev_linux/udev.gyp:udev_linux',
               ],
             }],
           ],
         }],
         ['enable_app_list==1', {
           'sources': [ '<@(chrome_browser_ui_app_list_sources)' ],
           'dependencies': [
             '../ui/app_list/app_list.gyp:app_list',
           ],
         }, {
@@ skipping 58 matching lines @@
         ['OS!="android" and OS!="ios"', {
           'dependencies': [
             '../device/bluetooth/bluetooth.gyp:device_bluetooth',
           ],
           'sources': [ '<@(chrome_browser_ui_non_mobile_sources)' ],
         }],
       ],
     },
   ],
 }