Standardize usage of virtual/override/final specifiers.

content/browser/download/save_package_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 <string>
 
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/path_service.h"
 #include "base/strings/string_util.h"
@@ skipping 76 matching lines @@
   base::FilePath EnsureMimeExtension(const base::FilePath& name,
                                const std::string& content_mime_type) {
     return SavePackage::EnsureMimeExtension(name, content_mime_type);
   }
 
   GURL GetUrlToBeSaved() {
     return save_package_success_->GetUrlToBeSaved();
   }
 
  protected:
-  virtual void SetUp() {
+  void SetUp() override {
     RenderViewHostImplTestHarness::SetUp();
 
     // Do the initialization in SetUp so contents() is initialized by
     // RenderViewHostImplTestHarness::SetUp.
     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
 
     save_package_success_ = new SavePackage(contents(),
         temp_dir_.path().AppendASCII("testfile" HTML_EXTENSION),
         temp_dir_.path().AppendASCII("testfile_files"));
 
@@ skipping 324 matching lines @@
   GURL view_source_url =
       GURL(kViewSourceScheme + std::string(":") + mock_url.spec());
   GURL actual_url = net::URLRequestMockHTTPJob::GetMockUrl(
       base::FilePath(kTestDir).Append(file_name));
   NavigateAndCommit(view_source_url);
   EXPECT_EQ(actual_url, GetUrlToBeSaved());
   EXPECT_EQ(view_source_url, contents()->GetLastCommittedURL());
 }
 
 }  // namespace content