Remove X11 and GTK dependencies from host_forwarder

base/base.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,
   },
   'includes': [
     '../build/win_precompile.gypi',
@@ skipping 84 matching lines @@
           # per-toolset for the "component" variable is hard, and we really only
           # need base on host.
           'type': 'static_library',
           # Base for host support is the minimum required to run the
           # ssl false start blacklist tool. It requires further changes
           # to generically support host builds (and tests).
           # Note: when building for host, gyp has OS == "android",
           # hence the *_android.cc files are included but the actual code
           # doesn't have OS_ANDROID / ANDROID defined.
           'conditions': [
-            # Host build on linux depends on system.gyp::gtk as
-            # default linux build has TOOLKIT_GTK defined.
-            ['host_os == "linux"', {
-              'sources/': [
-                ['include', '^atomicops_internals_x86_gcc\\.cc$'],
-              ],
-              'dependencies': [
-                '../build/linux/system.gyp:gtk',
-              ],
-              'export_dependent_settings': [
-                '../build/linux/system.gyp:gtk',
-              ],
-            }],
             ['host_os == "mac"', {
               'sources/': [
                 ['exclude', '^native_library_linux\\.cc$'],
                 ['exclude', '^process_util_linux\\.cc$'],
                 ['exclude', '^sys_info_linux\\.cc$'],
                 ['exclude', '^sys_string_conversions_linux\\.cc$'],
                 ['exclude', '^worker_pool_linux\\.cc$'],
               ],
             }],
           ],
@@ skipping 1321 matching lines @@
             'base_unittests.isolate',
           ],
           'sources': [
             'base_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }