[Sync] Fixing easy lint violations.

chrome/browser/sync/test/integration/preferences_helper.h

 // 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.
 
 #ifndef CHROME_BROWSER_SYNC_TEST_INTEGRATION_PREFERENCES_HELPER_H_
 #define CHROME_BROWSER_SYNC_TEST_INTEGRATION_PREFERENCES_HELPER_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/files/file_path.h"
 #include "base/values.h"
-#include "chrome/browser/sync/test/integration/multi_client_status_change_checker.h"
+#include "chrome/browser/sync/test/integration/status_change_checker.h"
 
 class PrefChangeRegistrar;
 class PrefService;
 
 namespace preferences_helper {
 
 // Used to access the preferences within a particular sync profile.
 PrefService* GetPrefs(int index);
 
 // Used to access the preferences within the verifier sync profile.
@@ skipping 127 matching lines @@
 // Matcher that blocks until the specified string pref matches on all clients.
 class StringPrefMatchChecker : public PrefMatchChecker {
  public:
   explicit StringPrefMatchChecker(const char* path);
 
   // PrefMatchChecker implementation.
   bool IsExitConditionSatisfied() override;
 };
 
 #endif  // CHROME_BROWSER_SYNC_TEST_INTEGRATION_PREFERENCES_HELPER_H_