Remove all uses of toolkit_use_gtk in the gyp files.

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 22 matching lines @@
         'include_dirs': [
           '..',
         ],
       },
       'conditions': [
         ['desktop_linux == 1 or chromeos == 1', {
           'conditions': [
             ['chromeos==1', {
               'sources/': [ ['include', '_chromeos\\.cc$'] ]
             }],
-            ['toolkit_uses_gtk==1', {
-              'dependencies': [
-                '../build/linux/system.gyp:gtk',
-              ],
-              'export_dependent_settings': [
-                '../build/linux/system.gyp:gtk',
-              ],
-            }],
           ],
           'dependencies': [
             'symbolize',
             'xdg_mime',
           ],
           'defines': [
             'USE_SYMBOLIZE',
           ],
         }, {  # desktop_linux == 0 and chromeos == 0
             'sources/': [
@@ skipping 183 matching lines @@
         'optimize': 'max',
         'base_i18n_target': 1,
       },
       'dependencies': [
         'base',
         'third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
         '../third_party/icu/icu.gyp:icui18n',
         '../third_party/icu/icu.gyp:icuuc',
       ],
       'conditions': [
-        ['toolkit_uses_gtk==1', {
-          'dependencies': [
-            # i18n/rtl.cc uses gtk
-            '../build/linux/system.gyp:gtk',
-          ],
-        }],
         ['OS == "win"', {
           # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
           'msvs_disabled_warnings': [
             4267,
           ],
         }],
         ['icu_use_data_file_flag==1', {
           'defines': ['ICU_UTIL_DATA_IMPL=ICU_UTIL_DATA_FILE'],
         }, { # else icu_use_data_file_flag !=1
           'conditions': [
@@ skipping 417 matching lines @@
           ],
         }],
         ['desktop_linux == 1 or chromeos == 1', {
           'defines': [
             'USE_SYMBOLIZE',
           ],
           'sources!': [
             'file_version_info_unittest.cc',
           ],
           'conditions': [
-            [ 'toolkit_uses_gtk==1', {
+            [ 'desktop_linux==1', {
               'sources': [
                 'nix/xdg_util_unittest.cc',
               ],
-              'dependencies': [
-                '../build/linux/system.gyp:gtk',
-              ]
             }],
           ],
         }],
         ['use_glib == 1', {
           'dependencies': [
             '../build/linux/system.gyp:glib',
           ],
         }, {  # use_glib == 0
           'sources!': [
             'message_loop/message_pump_glib_unittest.cc',
@@ skipping 110 matching lines @@
         'base_i18n',
         '../testing/gmock.gyp:gmock',
         '../testing/gtest.gyp:gtest',
         '../third_party/libxml/libxml.gyp:libxml',
         'third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
       ],
       'export_dependent_settings': [
         'base',
       ],
       'conditions': [
-        ['toolkit_uses_gtk==1', {
-          'dependencies': [
-            # test_suite initializes GTK.
-            '../build/linux/system.gyp:gtk',
-          ],
-        }],
         ['os_posix==0', {
           'sources!': [
             'test/scoped_locale.cc',
             'test/scoped_locale.h',
           ],
         }],
         ['os_bsd==1', {
           'sources!': [
             'test/test_file_util_linux.cc',
           ],
@@ skipping 115 matching lines @@
         '../testing/gtest.gyp:gtest',
       ],
       'sources': [
         'test/run_all_perftests.cc',
       ],
       'direct_dependent_settings': {
         'defines': [
           'PERF_TEST',
         ],
       },
-      'conditions': [
-        ['toolkit_uses_gtk==1', {
-          'dependencies': [
-            # Needed to handle the #include chain:
-            #   base/test/perf_test_suite.h
-            #   base/test/test_suite.h
-            #   gtk/gtk.h
-            '../build/linux/system.gyp:gtk',
-          ],
-        }],
-      ],
     },
     {
       'target_name': 'sanitizer_options',
       'type': 'static_library',
       'toolsets': ['host', 'target'],
       'variables': {
          # Every target is going to depend on sanitizer_options, so allow
          # this one to depend on itself.
          'prune_self_dependency': 1,
          # Do not let 'none' targets depend on this one, they don't need to.
@@ skipping 470 matching lines @@
             'base_unittests.isolate',
           ],
           'sources': [
             'base_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }