--- a/components/password_manager/core/browser/password_manager.cc	2017-10-11 15:10:28.000000000 -0400
+++ b/components/password_manager/core/browser/password_manager.cc	2017-10-15 10:40:34.034010691 -0400
@@ -199,10 +199,10 @@
 void PasswordManager::RegisterProfilePrefs(
     user_prefs::PrefRegistrySyncable* registry) {
   registry->RegisterBooleanPref(
-      prefs::kCredentialsEnableService, true,
+      prefs::kCredentialsEnableService, false,
       user_prefs::PrefRegistrySyncable::SYNCABLE_PRIORITY_PREF);
   registry->RegisterBooleanPref(
-      prefs::kCredentialsEnableAutosignin, true,
+      prefs::kCredentialsEnableAutosignin, false,
       user_prefs::PrefRegistrySyncable::SYNCABLE_PRIORITY_PREF);
   registry->RegisterBooleanPref(prefs::kWasObsoleteHttpDataCleaned, false);
   registry->RegisterStringPref(prefs::kSyncPasswordHash, std::string(),