Eliminate //chrome dependencies from MetricsServicesManager

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 1855 matching lines @@
       'browser/local_discovery/service_discovery_host_client.h',
     ],
     'chrome_browser_metrics_sources': [
       'browser/metrics/chrome_browser_main_extra_parts_metrics.cc',
       'browser/metrics/chrome_browser_main_extra_parts_metrics.h',
       'browser/metrics/chrome_browser_main_extra_parts_metrics_mac.mm',
       'browser/metrics/chrome_metrics_service_accessor.cc',
       'browser/metrics/chrome_metrics_service_accessor.h',
       'browser/metrics/chrome_metrics_service_client.cc',
       'browser/metrics/chrome_metrics_service_client.h',
+      'browser/metrics/chrome_metrics_services_manager_client.cc',
+      'browser/metrics/chrome_metrics_services_manager_client.h',
       'browser/metrics/chrome_stability_metrics_provider.cc',
       'browser/metrics/chrome_stability_metrics_provider.h',
       'browser/metrics/field_trial_synchronizer.cc',
       'browser/metrics/field_trial_synchronizer.h',
       'browser/metrics/google_update_metrics_provider_win.cc',
       'browser/metrics/google_update_metrics_provider_win.h',
       'browser/metrics/jumplist_metrics_win.cc',
       'browser/metrics/jumplist_metrics_win.h',
       'browser/metrics/metrics_memory_details.cc',
       'browser/metrics/metrics_memory_details.h',
@@ skipping 2227 matching lines @@
             '../components/components.gyp:omnibox_browser',
             '../components/components.gyp:rlz',
             '../components/components.gyp:search_engines',
             '../rlz/rlz.gyp:rlz_lib',
           ],
         },
       ],
     }],
   ],
 }