[Sync] Add support for immediately enabling wallet datatype

chrome/browser/sync/profile_sync_components_factory_impl.cc

Index: chrome/browser/sync/profile_sync_components_factory_impl.cc
diff --git a/chrome/browser/sync/profile_sync_components_factory_impl.cc b/chrome/browser/sync/profile_sync_components_factory_impl.cc
index 1d0514773111a980750e0a34c7b756e91565c794..c6b15385036aad5a5f9a7493714f79c5c743f38c 100644
--- a/chrome/browser/sync/profile_sync_components_factory_impl.cc
+++ b/chrome/browser/sync/profile_sync_components_factory_impl.cc
@@ -229,11 +229,9 @@ void ProfileSyncComponentsFactoryImpl::RegisterCommonDataTypes(
         new AutofillProfileDataTypeController(this, profile_));
   }
 
-  if (profile_->GetPrefs()->GetBoolean(
-           autofill::prefs::kAutofillWalletSyncExperimentEnabled) &&
-      !disabled_types.Has(syncer::AUTOFILL_WALLET_DATA)) {
-    // The feature can be enabled by sync experiment *or* command line flag,
-    // and additionally the sync type must be enabled.
+  // Autofill wallet sync is enabled by default, but behind a syncer experiment
+  // enforced by the datatype controller. Register unless explicitly disabled.
+  if (!disabled_types.Has(syncer::AUTOFILL_WALLET_DATA)) {
     pss->RegisterDataTypeController(
         new browser_sync::AutofillWalletDataTypeController(this, profile_));
   }