Standardize usage of virtual/override/final specifiers.

chrome/browser/sync/glue/sync_backend_registrar_unittest.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 "chrome/browser/sync/glue/sync_backend_registrar.h"
 
 #include "base/run_loop.h"
 #include "chrome/browser/sync/glue/ui_model_worker.h"
 #include "chrome/test/base/testing_profile.h"
 #include "components/sync_driver/change_processor_mock.h"
@@ skipping 47 matching lines @@
     done->Signal();
   }
 
  protected:
   SyncBackendRegistrarTest()
       : sync_thread_(NULL),
         thread_bundle_(content::TestBrowserThreadBundle::REAL_DB_THREAD |
                        content::TestBrowserThreadBundle::REAL_FILE_THREAD |
                        content::TestBrowserThreadBundle::REAL_IO_THREAD) {}
 
-  virtual ~SyncBackendRegistrarTest() {}
+  ~SyncBackendRegistrarTest() override {}
 
-  virtual void SetUp() {
+  void SetUp() override {
     test_user_share_.SetUp();
     registrar_.reset(new SyncBackendRegistrar("test", &profile_,
                                               scoped_ptr<base::Thread>()));
     sync_thread_ = registrar_->sync_thread();
   }
 
-  virtual void TearDown() {
+  void TearDown() override {
     registrar_->RequestWorkerStopOnUIThread();
     test_user_share_.TearDown();
     sync_thread_->message_loop()->PostTask(
         FROM_HERE,
         base::Bind(&SyncBackendRegistrar::Shutdown,
                    base::Unretained(registrar_.release())));
     sync_thread_->message_loop()->RunUntilIdle();
   }
 
   void ExpectRoutingInfo(
@@ skipping 182 matching lines @@
   friend class TestRegistrar;
 
   SyncBackendRegistrarShutdownTest()
       : thread_bundle_(content::TestBrowserThreadBundle::REAL_DB_THREAD |
                        content::TestBrowserThreadBundle::REAL_FILE_THREAD |
                        content::TestBrowserThreadBundle::REAL_IO_THREAD),
         db_thread_blocked_(false, false) {
     quit_closure_ = run_loop_.QuitClosure();
   }
 
-  virtual ~SyncBackendRegistrarShutdownTest() {}
+  ~SyncBackendRegistrarShutdownTest() override {}
 
   void PostQuitOnUIMessageLoop() {
     BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, quit_closure_);
   }
 
   content::TestBrowserThreadBundle thread_bundle_;
   TestingProfile profile_;
   base::WaitableEvent db_thread_blocked_;
   base::Lock db_thread_lock_;
   base::RunLoop run_loop_;
@@ skipping 52 matching lines @@
   db_thread_lock_.Release();
 
   // Run the main thread loop until all workers have been removed and the
   // registrar destroyed.
   run_loop_.Run();
 }
 
 }  // namespace
 
 }  // namespace browser_sync