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

ash/ash.gyp

 # Copyright (c) 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': {
     'chromium_code': 1,
     # These files lists are shared with the GN build.
     'ash_sources': [
       'accelerators/accelerator_commands.cc',
@@ skipping 1023 matching lines @@
             "sticky_keys/sticky_keys_controller.cc",
             "sticky_keys/sticky_keys_controller.h",
           ],
           # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
           'msvs_disabled_warnings': [ 4267, ],
         }],
         ['use_x11==1', {
           'dependencies': [
             '../build/linux/system.gyp:x11',
             '../build/linux/system.gyp:xfixes',
+            '../ui/events/devices/x11/events_devices_x11.gyp:events_devices_x11',
             '../ui/gfx/x/gfx_x11.gyp:gfx_x11',
            ],
         }],
         ['use_ozone==1', {
           'dependencies': [
             '../ui/events/ozone/events_ozone.gyp:events_ozone',
             '../ui/ozone/ozone.gyp:ozone',
           ],
         }],
         ['chromeos==1', {
@@ skipping 337 matching lines @@
                   '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
                 ],
               }
             ],
           ],
         },
       ],
     }],
   ],
 }