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

chrome/browser/sync/test/integration/performance/extensions_sync_perf_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 "base/macros.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/sync/test/integration/extensions_helper.h"
 #include "chrome/browser/sync/test/integration/performance/sync_timing_helper.h"
 #include "chrome/browser/sync/test/integration/profile_sync_service_harness.h"
 #include "chrome/browser/sync/test/integration/sync_test.h"
 
 using extensions_helper::AllProfilesHaveSameExtensions;
 using extensions_helper::AllProfilesHaveSameExtensionsAsVerifier;
 using extensions_helper::DisableExtension;
 using extensions_helper::EnableExtension;
 using extensions_helper::GetInstalledExtensions;
 using extensions_helper::InstallExtension;
 using extensions_helper::InstallExtensionsPendingForSync;
 using extensions_helper::IsExtensionEnabled;
 using extensions_helper::UninstallExtension;
+using sync_timing_helper::PrintResult;
+using sync_timing_helper::TimeMutualSyncCycle;
 
 // TODO(braffert): Replicate these tests for apps.
 
 static const int kNumExtensions = 150;
 
 class ExtensionsSyncPerfTest : public SyncTest {
  public:
   ExtensionsSyncPerfTest()
       : SyncTest(TWO_CLIENT),
         extension_number_(0) {}
@@ skipping 45 matching lines @@
   }
 }
 
 IN_PROC_BROWSER_TEST_F(ExtensionsSyncPerfTest, P0) {
   ASSERT_TRUE(SetupSync()) << "SetupSync() failed.";
   int num_default_extensions = GetExtensionCount(0);
   int expected_extension_count = num_default_extensions + kNumExtensions;
 
   // TCM ID - 7563874.
   AddExtensions(0, kNumExtensions);
-  base::TimeDelta dt =
-      SyncTimingHelper::TimeMutualSyncCycle(GetClient(0), GetClient(1));
+  base::TimeDelta dt = TimeMutualSyncCycle(GetClient(0), GetClient(1));
   InstallExtensionsPendingForSync(GetProfile(1));
   ASSERT_EQ(expected_extension_count, GetExtensionCount(1));
-  SyncTimingHelper::PrintResult("extensions", "add_extensions", dt);
+  PrintResult("extensions", "add_extensions", dt);
 
   // TCM ID - 7655397.
   UpdateExtensions(0);
-  dt = SyncTimingHelper::TimeMutualSyncCycle(GetClient(0), GetClient(1));
+  dt = TimeMutualSyncCycle(GetClient(0), GetClient(1));
   ASSERT_EQ(expected_extension_count, GetExtensionCount(1));
-  SyncTimingHelper::PrintResult("extensions", "update_extensions", dt);
+  PrintResult("extensions", "update_extensions", dt);
 
   // TCM ID - 7567721.
   RemoveExtensions(0);
-  dt = SyncTimingHelper::TimeMutualSyncCycle(GetClient(0), GetClient(1));
+  dt = TimeMutualSyncCycle(GetClient(0), GetClient(1));
   ASSERT_EQ(num_default_extensions, GetExtensionCount(1));
-  SyncTimingHelper::PrintResult("extensions", "delete_extensions", dt);
+  PrintResult("extensions", "delete_extensions", dt);
 }