ozone: Fix chromeos=1 use_ozone=1 chrome build

chrome/chrome_browser_chromeos.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'browser_chromeos',
       'type': 'static_library',
@@ skipping 1060 matching lines @@
         ['enable_printing != 0', {
           'dependencies': [
             '../printing/printing.gyp:printing',
           ],
         }],
         ['use_ozone == 1', {
           'dependencies': [
             '../ui/ozone/ozone.gyp:ozone',
           ],
           'sources!': [
+            'browser/chromeos/events/system_key_event_listener.cc',
+            'browser/chromeos/events/system_key_event_listener.h',
+            'browser/chromeos/events/xinput_hierarchy_changed_event_listener.cc',
+            'browser/chromeos/events/xinput_hierarchy_changed_event_listener.h',
             'browser/chromeos/input_method/input_method_engine.cc',
             'browser/chromeos/input_method/input_method_engine.h',
           ],
-          'sources/': [
-            ['exclude', '^browser/chromeos/events/'],
-          ],
         }],
       ],
     },
     {
       # Protobuf compiler / generator for the Drive protocol buffer.
       'target_name': 'drive_proto',
       'type': 'static_library',
       'sources': [ 'browser/chromeos/drive/drive.proto' ],
       'variables': {
         'proto_in_dir': 'browser/chromeos/drive',
@@ skipping 24 matching lines @@
         'browser/chromeos/attestation/attestation_signed_data.proto',
       ],
       'variables': {
         'proto_in_dir': 'browser/chromeos/attestation',
         'proto_out_dir': 'chrome/browser/chromeos/attestation',
       },
       'includes': [ '../build/protoc.gypi' ]
     },
   ],
 }