Componentize //chrome/browser/prefs/tracked.

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 2274 matching lines @@
       'browser/prefs/pref_service_syncable_factory.cc',
       'browser/prefs/pref_service_syncable_factory.h',
       'browser/prefs/pref_service_syncable_observer.h',
       'browser/prefs/profile_pref_store_manager.cc',
       'browser/prefs/profile_pref_store_manager.h',
       'browser/prefs/session_startup_pref.cc',
       'browser/prefs/session_startup_pref.h',
       'browser/prefs/synced_pref_change_registrar.cc',
       'browser/prefs/synced_pref_change_registrar.h',
       'browser/prefs/synced_pref_observer.h',
-      'browser/prefs/tracked/device_id.h',
-      'browser/prefs/tracked/device_id_win.cc',
-      'browser/prefs/tracked/dictionary_hash_store_contents.cc',
-      'browser/prefs/tracked/dictionary_hash_store_contents.h',
-      'browser/prefs/tracked/hash_store_contents.h',
-      'browser/prefs/tracked/interceptable_pref_filter.cc',
-      'browser/prefs/tracked/interceptable_pref_filter.h',
-      'browser/prefs/tracked/pref_hash_calculator.cc',
-      'browser/prefs/tracked/pref_hash_calculator.h',
-      'browser/prefs/tracked/pref_hash_filter.cc',
-      'browser/prefs/tracked/pref_hash_filter.h',
-      'browser/prefs/tracked/pref_hash_store.h',
-      'browser/prefs/tracked/pref_hash_store_impl.cc',
-      'browser/prefs/tracked/pref_hash_store_impl.h',
-      'browser/prefs/tracked/pref_hash_store_transaction.h',
-      'browser/prefs/tracked/pref_service_hash_store_contents.cc',
-      'browser/prefs/tracked/pref_service_hash_store_contents.h',
-      'browser/prefs/tracked/segregated_pref_store.cc',
-      'browser/prefs/tracked/segregated_pref_store.h',
-      'browser/prefs/tracked/tracked_atomic_preference.cc',
-      'browser/prefs/tracked/tracked_atomic_preference.h',
-      'browser/prefs/tracked/tracked_preference.h',
-      'browser/prefs/tracked/tracked_preference_helper.cc',
-      'browser/prefs/tracked/tracked_preference_helper.h',
-      'browser/prefs/tracked/tracked_preference_validation_delegate.h',
-      'browser/prefs/tracked/tracked_preferences_migration.cc',
-      'browser/prefs/tracked/tracked_preferences_migration.h',
-      'browser/prefs/tracked/tracked_split_preference.cc',
-      'browser/prefs/tracked/tracked_split_preference.h',
     ],
     # Used both when (enable_basic_printing==1 or enable_print_preview==1).
     'chrome_browser_printing_basic_sources': [
       'browser/printing/print_job.cc',
       'browser/printing/print_job.h',
       'browser/printing/print_job_manager.cc',
       'browser/printing/print_job_manager.h',
       'browser/printing/print_job_worker.cc',
       'browser/printing/print_job_worker.h',
       'browser/printing/print_job_worker_owner.cc',
@@ skipping 943 matching lines @@
             '../components/components.gyp:dom_distiller_content',
             '../components/components.gyp:favicon_content',
             '../components/components.gyp:guest_view_browser',
             '../components/components.gyp:history_content_browser',
             '../components/components.gyp:keyed_service_content',
             '../components/components.gyp:navigation_interception',
             '../components/components.gyp:packed_ct_ev_whitelist',
             '../components/components.gyp:password_manager_content_browser',
             '../components/components.gyp:plugins_common',
             '../components/components.gyp:power',
+            '../components/components.gyp:prefs_tracker_browser',
             '../components/components.gyp:printing_browser',
             '../components/components.gyp:safe_json',
             '../components/components.gyp:sessions_content',
             '../components/components.gyp:storage_monitor',
             '../components/components.gyp:translate_content_browser',
             '../components/components.gyp:url_matcher',
             '../components/components.gyp:visitedlink_browser',
             '../components/components.gyp:visitedlink_common',
             '../components/components.gyp:web_cache_browser',
             '../components/components.gyp:web_modal',
@@ skipping 793 matching lines @@
           'variables': {
             'proto_in_dir': 'browser/sync_file_system/drive_backend',
             'proto_out_dir': 'chrome/browser/sync_file_system/drive_backend',
           },
           'includes': [ '../build/protoc.gypi' ]
         },
       ],
     },],
   ],
 }