Introduce (Chrome)VariationsServiceClient

chrome/chrome_browser.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.
 
 {
   'variables': {
     # All .cc, .h, .m, and .mm files under browser except for:
     # * tests and mocks.
     # * code below browser/chromeos
     # * code below browser/extensions
@@ skipping 1844 matching lines @@
       'browser/metrics/signin_status_metrics_provider_chromeos.cc',
       'browser/metrics/signin_status_metrics_provider_chromeos.h',
       'browser/metrics/thread_watcher.cc',
       'browser/metrics/thread_watcher.h',
       'browser/metrics/thread_watcher_android.cc',
       'browser/metrics/thread_watcher_android.h',
       'browser/metrics/thread_watcher_report_hang.cc',
       'browser/metrics/thread_watcher_report_hang.h',
       'browser/metrics/time_ticks_experiment_win.cc',
       'browser/metrics/time_ticks_experiment_win.h',
+      'browser/metrics/variations/chrome_variations_service_client.cc',
+      'browser/metrics/variations/chrome_variations_service_client.h',
       'browser/metrics/variations/generated_resources_map.h',
       'browser/metrics/variations/generated_resources_map_lookup.cc',
       'browser/metrics/variations/variations_registry_syncer_win.cc',
       'browser/metrics/variations/variations_registry_syncer_win.h',
       'browser/metrics/variations/variations_request_scheduler.cc',
       'browser/metrics/variations/variations_request_scheduler.h',
       'browser/metrics/variations/variations_seed_store.cc',
       'browser/metrics/variations/variations_seed_store.h',
       'browser/metrics/variations/variations_service.cc',
       'browser/metrics/variations/variations_service.h',
@@ skipping 2204 matching lines @@
             '../components/components.gyp:omnibox_browser',
             '../components/components.gyp:rlz',
             '../components/components.gyp:search_engines',
             '../rlz/rlz.gyp:rlz_lib',
           ],
         },
       ],
     }],
   ],
 }