Create variations target that depends on base.

chrome/chrome_tests_unit.gypi

 # Copyright 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': [
     {
       # This target contains mocks and test utilities that don't belong in
       # production libraries but are used by more than one test executable.
       'target_name': 'test_support_common',
       'type': 'static_library',
@@ skipping 971 matching lines @@
         'browser/media_galleries/media_galleries_dialog_controller_unittest.cc',
         'browser/media_galleries/media_galleries_preferences_unittest.cc',
         'browser/media_galleries/win/mtp_device_object_enumerator_unittest.cc',
         'browser/metrics/compression_utils_unittest.cc',
         'browser/metrics/metrics_log_unittest.cc',
         'browser/metrics/metrics_log_serializer_unittest.cc',
         'browser/metrics/metrics_service_unittest.cc',
         'browser/metrics/thread_watcher_unittest.cc',
         'browser/metrics/time_ticks_experiment_unittest.cc',
         'browser/metrics/variations/variations_http_header_provider_unittest.cc',
-        'browser/metrics/variations/variations_seed_processor_unittest.cc',
         'browser/metrics/variations/variations_service_unittest.cc',
         'browser/metrics/variations/variations_request_scheduler_unittest.cc',
         'browser/nacl_host/nacl_file_host_unittest.cc',
         'browser/nacl_host/nacl_process_host_unittest.cc',
         'browser/nacl_host/nacl_validation_cache_unittest.cc',
         'browser/nacl_host/pnacl_translation_cache_unittest.cc',
         'browser/nacl_host/pnacl_host_unittest.cc',
         'browser/net/chrome_fraudulent_certificate_reporter_unittest.cc',
         'browser/net/chrome_network_delegate_unittest.cc',
         'browser/net/connection_tester_unittest.cc',
@@ skipping 762 matching lines @@
         'common/favicon/favicon_url_parser_unittest.cc',
         'common/importer/firefox_importer_utils_unittest.cc',
         'common/instant_restricted_id_cache_unittest.cc',
         'common/mac/cfbundle_blocker_unittest.mm',
         'common/mac/mock_launchd.cc',
         'common/mac/mock_launchd.h',
         'common/mac/nscoder_util_unittest.mm',
         'common/mac/objc_method_swizzle_unittest.mm',
         'common/mac/objc_zombie_unittest.mm',
         'common/metrics/caching_permuted_entropy_provider_unittest.cc',
-        'common/metrics/entropy_provider_unittest.cc',
         'common/metrics/metrics_log_base_unittest.cc',
         'common/metrics/metrics_log_manager_unittest.cc',
-        'common/metrics/metrics_util_unittest.cc',
-        'common/metrics/variations/variations_associated_data_unittest.cc',
         'common/metrics/variations/variations_util_unittest.cc',
         'common/multi_process_lock_unittest.cc',
         'common/net/url_fixer_upper_unittest.cc',
         'common/net/x509_certificate_model_unittest.cc',
         'common/partial_circular_buffer_unittest.cc',
         'common/pref_names_util_unittest.cc',
         'common/service_process_util_unittest.cc',
         'common/switch_utils_unittest.cc',
         'common/thumbnail_score_unittest.cc',
         'common/translate/language_detection_util_unittest.cc',
@@ skipping 964 matching lines @@
               # more details.
               'DebugInformationFormat': '3',
               'ProgramDataBaseFileName': '<(PRODUCT_DIR)/unit_tests.exe.pdb',
             },
           },
         },
       ],
     }],
   ],  # 'conditions'
 }