x11: Move XInput2 availability information out of the message pump.

ui/events/events.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': [
     {
       'target_name': 'events_base',
       'type': '<(component)',
       'dependencies': [
         '<(DEPTH)/base/base.gyp:base',
-        ],
+        '<(DEPTH)/base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
+      ],
       'defines': [
         'EVENTS_BASE_IMPLEMENTATION',
       ],
       'sources': [
         'events_base_export.h',
         'event_switches.cc',
         'event_switches.h',
         'keycodes/keyboard_code_conversion.cc',
         'keycodes/keyboard_code_conversion.h',
         'keycodes/keyboard_code_conversion_android.cc',
         'keycodes/keyboard_code_conversion_android.h',
         'keycodes/keyboard_code_conversion_gtk.cc',
         'keycodes/keyboard_code_conversion_gtk.h',
         'keycodes/keyboard_code_conversion_mac.h',
         'keycodes/keyboard_code_conversion_mac.mm',
         'keycodes/keyboard_code_conversion_win.cc',
         'keycodes/keyboard_code_conversion_win.h',
         'keycodes/keyboard_code_conversion_x.cc',
         'keycodes/keyboard_code_conversion_x.h',
         'keycodes/keyboard_codes.h',
         'latency_info.cc',
         'latency_info.h',
+        'x/device_list_cache_x.cc',
+        'x/device_list_cache_x.h',
+        'x/device_data_manager.cc',
+        'x/device_data_manager.h',
+        'x/touch_factory_x11.cc',
+        'x/touch_factory_x11.h',
+      ],
+      'conditions': [
+        ['use_x11==1', {
+          'dependencies': [
+            '<(DEPTH)/build/linux/system.gyp:x11',
+          ],
+        }],
       ],
     },
     {
       'target_name': 'events',
       'type': '<(component)',
       'dependencies': [
         '<(DEPTH)/base/base.gyp:base',
         '<(DEPTH)/base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
         '<(DEPTH)/skia/skia.gyp:skia',
         '../gfx/gfx.gyp:gfx',
@@ skipping 38 matching lines @@
         'ozone/evdev/key_event_converter.cc',
         'ozone/evdev/key_event_converter.h',
         'ozone/evdev/touch_event_converter.cc',
         'ozone/evdev/touch_event_converter.h',
         'ozone/event_converter_ozone.cc',
         'ozone/event_converter_ozone.h',
         'ozone/event_factory_ozone.cc',
         'ozone/event_factory_ozone.h',
         'ozone/events_ozone.cc',
         'win/events_win.cc',
-        'x/device_data_manager.cc',
-        'x/device_data_manager.h',
-        'x/device_list_cache_x.cc',
-        'x/device_list_cache_x.h',
         'x/events_x.cc',
         'x/events_x_utils.cc',
         'x/events_x_utils.h',
-        'x/touch_factory_x11.cc',
-        'x/touch_factory_x11.h',
       ],
       'conditions': [
         # We explicitly enumerate the platforms we _do_ provide native cracking
         # for here.
         ['OS=="win" or use_x11==1 or use_ozone==1', {
           'sources!': [
             'events_stub.cc',
           ],
         }],
         ['use_x11==1', {
           'dependencies': [
             '<(DEPTH)/build/linux/system.gyp:x11',
           ],
         }],
         ['use_ozone_evdev==1', {
           'defines': ['USE_OZONE_EVDEV=1'],
         }],
       ],
     }
   ],
 }