[Sync] Refactoring of sync integration test checkers to remove boilerplate await methods.

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

 // Copyright 2016 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/profiles/profile.h"
 #include "chrome/browser/sync/test/integration/sync_arc_package_helper.h"
-#include "chrome/browser/sync/test/integration/sync_integration_test_util.h"
 #include "chrome/browser/sync/test/integration/sync_test.h"
+#include "chrome/browser/sync/test/integration/updated_progress_marker_checker.h"
 #include "chrome/browser/ui/app_list/arc/arc_package_syncable_service.h"
 
-using sync_integration_test_util::AwaitCommitActivityCompletion;
-
 namespace arc {
 
 namespace {
 
 bool AllProfilesHaveSameArcPackageDetails() {
   return SyncArcPackageHelper::GetInstance()
       ->AllProfilesHaveSamePackageDetails();
 }
 
 }  // namespace
@@ skipping 38 matching lines @@
 IN_PROC_BROWSER_TEST_F(SingleClientArcPackageSyncTest,
                        ArcPackageInstallSomePackages) {
   ASSERT_TRUE(SetupSync());
 
   constexpr size_t kNumPackages = 5;
   for (size_t i = 0; i < kNumPackages; ++i) {
     sync_helper()->InstallPackageWithIndex(GetProfile(0), i);
     sync_helper()->InstallPackageWithIndex(verifier(), i);
   }
 
-  ASSERT_TRUE(AwaitCommitActivityCompletion(GetSyncService(0)));
+  ASSERT_TRUE(UpdatedProgressMarkerChecker(GetSyncService(0)).Wait());
   ASSERT_TRUE(AllProfilesHaveSameArcPackageDetails());
 }
 
 }  // namespace arc