Componentize //chrome/browser/prefs/tracked.

components/components_tests.gyp

Index: components/components_tests.gyp
diff --git a/components/components_tests.gyp b/components/components_tests.gyp
index 75943fb80d79227ad7e7b0566009b55bed78b0b3..abf33156795b8d4fc1bc1dfab9cb7df405b12f8d 100644
--- a/components/components_tests.gyp
+++ b/components/components_tests.gyp
@@ -453,6 +453,15 @@
       'precache/core/precache_fetcher_unittest.cc',
       'precache/core/precache_url_table_unittest.cc',
     ],
+    'user_prefs_unittest_sources': [
+      'user_prefs/tracked/device_id_unittest.cc',
+      'user_prefs/tracked/pref_hash_calculator_unittest.cc',
+      'user_prefs/tracked/pref_hash_filter_unittest.cc',
+      'user_prefs/tracked/pref_hash_store_impl_unittest.cc',
+      'user_prefs/tracked/pref_service_hash_store_contents_unittest.cc',
+      'user_prefs/tracked/segregated_pref_store_unittest.cc',
+      'user_prefs/tracked/tracked_preferences_migration_unittest.cc',
+    ],
     'proximity_auth_unittest_sources': [
       'proximity_auth/ble/bluetooth_low_energy_characteristics_finder_unittest.cc',
       'proximity_auth/ble/bluetooth_low_energy_connection_finder_unittest.cc',
@@ -767,6 +776,7 @@
         '<@(update_client_unittest_sources)',
         '<@(url_fixer_unittest_sources)',
         '<@(url_matcher_unittest_sources)',
+        '<@(user_prefs_unittest_sources)',
         '<@(variations_unittest_sources)',
         '<@(wallpaper_unittest_sources)',
         '<@(web_resource_unittest_sources)',
@@ -882,6 +892,8 @@
         'components.gyp:update_client',
         'components.gyp:update_client_test_support',
         'components.gyp:url_fixer',
+        'components.gyp:user_prefs_tracked',
+        'components.gyp:user_prefs_tracked_test_support',
         'components.gyp:variations',
         'components.gyp:variations_http_provider',
         'components.gyp:wallpaper',