[Sync] Filter out types that can't be synced at configure time.

chrome/browser/sync/chrome_sync_client.cc

 // Copyright 2015 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.
 
 #include "chrome/browser/sync/chrome_sync_client.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 232 matching lines @@
   return FaviconServiceFactory::GetForProfile(
       profile_, ServiceAccessType::IMPLICIT_ACCESS);
 }
 
 history::HistoryService* ChromeSyncClient::GetHistoryService() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   return HistoryServiceFactory::GetForProfile(
       profile_, ServiceAccessType::EXPLICIT_ACCESS);
 }
 
+bool ChromeSyncClient::HasPasswordStore() {
+  return password_store_ != nullptr;
+}
+
 autofill::PersonalDataManager* ChromeSyncClient::GetPersonalDataManager() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   return autofill::PersonalDataManagerFactory::GetForProfile(profile_);
 }
 
 base::Closure ChromeSyncClient::GetPasswordStateChangedCallback() {
   return base::Bind(
       &PasswordStoreFactory::OnPasswordsSyncedStatePotentiallyChanged,
       base::Unretained(profile_));
 }
@@ skipping 377 matching lines @@
   sync_service->RegisterDataTypeController(
       base::MakeUnique<SupervisedUserSyncDataTypeController>(
           syncer::SUPERVISED_USER_SETTINGS, error_callback, this, profile_));
   sync_service->RegisterDataTypeController(
       base::MakeUnique<SupervisedUserSyncDataTypeController>(
           syncer::SUPERVISED_USER_WHITELISTS, error_callback, this, profile_));
 #endif
 }
 
 }  // namespace browser_sync