Standardize usage of virtual/override/final specifiers.

content/browser/service_worker/service_worker_version_unittest.cc

 // Copyright 2014 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/basictypes.h"
 #include "base/run_loop.h"
 #include "content/browser/service_worker/embedded_worker_registry.h"
 #include "content/browser/service_worker/embedded_worker_test_helper.h"
 #include "content/browser/service_worker/service_worker_context_core.h"
 #include "content/browser/service_worker/service_worker_registration.h"
@@ skipping 96 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(MessageReceiverFromWorker);
 };
 
 }  // namespace
 
 class ServiceWorkerVersionTest : public testing::Test {
  protected:
   ServiceWorkerVersionTest()
       : thread_bundle_(TestBrowserThreadBundle::IO_MAINLOOP) {}
 
-  virtual void SetUp() override {
+  void SetUp() override {
     helper_.reset(new MessageReceiver());
 
     pattern_ = GURL("http://www.example.com/");
     registration_ = new ServiceWorkerRegistration(
         pattern_,
         1L,
         helper_->context()->AsWeakPtr());
     version_ = new ServiceWorkerVersion(
         registration_.get(),
         GURL("http://www.example.com/service_worker.js"),
         1L,
         helper_->context()->AsWeakPtr());
 
     // Simulate adding one process to the pattern.
     helper_->SimulateAddProcessToPattern(pattern_, kRenderProcessId);
     ASSERT_TRUE(helper_->context()->process_manager()
         ->PatternHasProcessToRun(pattern_));
   }
 
-  virtual void TearDown() override {
+  void TearDown() override {
     version_ = 0;
     registration_ = 0;
     helper_.reset();
   }
 
   TestBrowserThreadBundle thread_bundle_;
   scoped_ptr<MessageReceiver> helper_;
   scoped_refptr<ServiceWorkerRegistration> registration_;
   scoped_refptr<ServiceWorkerVersion> version_;
   GURL pattern_;
@@ skipping 240 matching lines @@
 
   version_->StartWorker(
       CreateReceiverOnCurrentThread(&status));
   base::RunLoop().RunUntilIdle();
 
   // Recreated when the worker starts again.
   EXPECT_TRUE(version_->cache_listener_.get());
 }
 
 }  // namespace content