fix _x11 exclusion rule for webkit_glue

webkit/glue/webkit_glue.gypi

 # Copyright (c) 2011 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': {
     'conditions': [
       ['inside_chromium_build==0', {
         'webkit_src_dir': '../../../../..',
       },{
@@ skipping 439 matching lines @@
       ],
       # When glue is a dependency, it needs to be a hard dependency.
       # Dependents may rely on files generated by this target or one of its
       # own hard dependencies.
       'hard_dependency': 1,
       'conditions': [
         ['toolkit_uses_gtk == 1', {
           'dependencies': [
             '<(DEPTH)/build/linux/system.gyp:gtk',
           ],
+          'sources/': [['exclude', '_x11\\.cc$']],
           'sources!': [
             'plugins/plugin_stubs.cc',
           ],
         }, { # else: toolkit_uses_gtk != 1
           'sources/': [['exclude', '_(linux|gtk)(_data)?\\.cc$'],
                        ['exclude', r'/gtk_']],
         }],
         ['use_aura==1', {
           'sources/': [
             ['exclude', '^../plugins/npapi/webplugin_delegate_impl_win.cc'],
@@ skipping 78 matching lines @@
               },
               'includes': [ '../../build/grit_action.gypi' ],
             },
           ],
           'includes': [ '../../build/grit_target.gypi' ],
         },
       ],
     }],
   ],
 }