Split //ui/events/devices into two targets.

ui/events/events_unittests.gyp

 # Copyright 2015 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 54 matching lines @@
         'x/events_x_unittest.cc',
       ],
       'include_dirs': [
         '../../testing/gmock/include',
       ],
       'conditions': [
         ['use_x11==1', {
           'dependencies': [
             '../../build/linux/system.gyp:x11',
             '../gfx/x/gfx_x11.gyp:gfx_x11',
-            'x/events_x.gyp:events_x',
+            'devices/x11/events_devices_x11.gyp:events_devices_x11',
+            'x/events_x.gyp:events_x',
           ],
         }],
         ['use_ozone==1', {
           'sources': [
             'ozone/chromeos/cursor_controller_unittest.cc',
             'ozone/evdev/event_converter_evdev_impl_unittest.cc',
             'ozone/evdev/event_converter_test_util.cc',
             'ozone/evdev/event_device_info_unittest.cc',
             'ozone/evdev/event_device_test_util.cc',
             'ozone/evdev/input_injector_evdev_unittest.cc',
@@ skipping 101 matching lines @@
               'dependencies': [
                 '../../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }