Componentize //chrome/browser/prefs/tracked.

chrome/chrome_browser.gypi

Index: chrome/chrome_browser.gypi
diff --git a/chrome/chrome_browser.gypi b/chrome/chrome_browser.gypi
index 68d568a6ab3746ae616cb20b0d91a7a920ddfdbc..fec7fb60d9c0a97c30cf31fa8fe983db1c403d21 100644
--- a/chrome/chrome_browser.gypi
+++ b/chrome/chrome_browser.gypi
@@ -1274,7 +1274,6 @@
       'browser/renderer_context_menu/spellchecker_submenu_observer_hunspell.cc',
     ],
     'chrome_browser_non_win_sources': [
-      'browser/prefs/tracked/device_id_stub.cc',
       'browser/profiles/profile_shortcut_manager_stub.cc',
     ],
     # Sources (generally "desktop OS importers") used only on Mac & Windows.
@@ -2268,35 +2267,6 @@
       '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': [
@@ -3280,6 +3250,7 @@
             '../components/components.gyp:storage_monitor',
             '../components/components.gyp:translate_content_browser',
             '../components/components.gyp:url_matcher',
+            '../components/components.gyp:user_prefs_tracked',
             '../components/components.gyp:visitedlink_browser',
             '../components/components.gyp:visitedlink_common',
             '../components/components.gyp:web_cache_browser',