Use udev for serial device enumeration on Linux

chrome/chrome_browser_extensions.gypi

 # Copyright (c) 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.
 
 {
   'targets': [
     {
       'target_name': 'browser_extensions',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 19 matching lines @@
         'sync_file_system_proto',
         '../third_party/re2/re2.gyp:re2',
         '../components/component_strings.gyp:component_strings',
         '../components/components.gyp:onc_component',
         '../components/components.gyp:url_matcher',
         '../components/components.gyp:wifi_component',
         '../content/content.gyp:content_browser',
         '../crypto/crypto.gyp:crypto',
         '../device/bluetooth/bluetooth.gyp:device_bluetooth',
         '../device/hid/hid.gyp:device_hid',
+        '../device/serial/serial.gyp:device_serial',
         '../extensions/extensions.gyp:extensions_browser',
         '../net/net.gyp:net',
         '../skia/skia.gyp:skia',
         '../sync/sync.gyp:sync',
         '../third_party/cacheinvalidation/cacheinvalidation.gyp:cacheinvalidation',
         '../third_party/icu/icu.gyp:icui18n',
         '../third_party/icu/icu.gyp:icuuc',
         '../third_party/leveldatabase/leveldatabase.gyp:leveldatabase',
         '../third_party/libusb/libusb.gyp:libusb',
         '../third_party/webrtc/modules/modules.gyp:desktop_capture',
@@ skipping 416 matching lines @@
         'browser/extensions/api/serial/serial_connection_posix.cc',
         'browser/extensions/api/serial/serial_connection_win.cc',
         'browser/extensions/api/serial/serial_event_dispatcher.cc',
         'browser/extensions/api/serial/serial_event_dispatcher.h',
         'browser/extensions/api/serial/serial_io_handler.cc',
         'browser/extensions/api/serial/serial_io_handler.h',
         'browser/extensions/api/serial/serial_io_handler_posix.cc',
         'browser/extensions/api/serial/serial_io_handler_posix.h',
         'browser/extensions/api/serial/serial_io_handler_win.cc',
         'browser/extensions/api/serial/serial_io_handler_win.h',
-        'browser/extensions/api/serial/serial_port_enumerator.cc',
-        'browser/extensions/api/serial/serial_port_enumerator.h',
-        'browser/extensions/api/serial/serial_port_enumerator_posix.cc',
-        'browser/extensions/api/serial/serial_port_enumerator_win.cc',
         'browser/extensions/api/sessions/sessions_api.cc',
         'browser/extensions/api/sessions/sessions_api.h',
         'browser/extensions/api/sessions/session_id.cc',
         'browser/extensions/api/sessions/session_id.h',
         'browser/extensions/api/settings_overrides/settings_overrides_api.cc',
         'browser/extensions/api/settings_overrides/settings_overrides_api.h',
         'browser/extensions/api/signed_in_devices/id_mapping_helper.cc',
         'browser/extensions/api/signed_in_devices/id_mapping_helper.h',
         'browser/extensions/api/signed_in_devices/signed_in_devices_api.cc',
         'browser/extensions/api/signed_in_devices/signed_in_devices_api.h',
@@ skipping 748 matching lines @@
           'variables': {
             'proto_in_dir': 'browser/chromeos/contacts',
             'proto_out_dir': 'chrome/browser/chromeos/contacts',
           },
           'includes': [ '../build/protoc.gypi' ]
         },
       ],
     },],  # 'chromeos=1'
   ],  # 'conditions'
 }