Replace the WAS_INSTALLED_BY_CUSTODIAN creation flag with a pref

chrome/browser/sync/test/integration/two_client_apps_sync_test.cc

 // Copyright (c) 2012 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 <stddef.h>
 
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/bookmark_app_helper.h"
@@ skipping 350 matching lines @@
   // Create an invalid launch type and ensure it doesn't get down-synced. This
   // simulates the case of a future launch type being added which old versions
   // don't yet understand.
   extensions::ExtensionSyncData invalid_launch_type_data(
       *extension,
       original_data.enabled(),
       original_data.disable_reasons(),
       original_data.incognito_enabled(),
       original_data.remote_install(),
       original_data.all_urls_enabled(),
+      original_data.installed_by_custodian(),
       original_data.app_launch_ordinal(),
       original_data.page_ordinal(),
       extensions::NUM_LAUNCH_TYPES);
   extension_sync_service->ApplySyncData(invalid_launch_type_data);
 
   // The launch type should remain the same.
   ASSERT_TRUE(AwaitAllProfilesHaveSameApps());
 }
 
 IN_PROC_BROWSER_TEST_F(TwoClientAppsSyncTest, BookmarkApp) {
@@ skipping 23 matching lines @@
     content::WindowedNotificationObserver windowed_observer(
         extensions::NOTIFICATION_CRX_INSTALLER_DONE,
         base::Bind(&AllProfilesHaveSameApps));
     windowed_observer.Wait();
   }
 }
 
 // TODO(akalin): Add tests exercising:
 //   - Offline installation/uninstallation behavior
 //   - App-specific properties