Standardize usage of virtual/override/final specifiers.

chrome/utility/image_writer/image_writer_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 <string>
 
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/run_loop.h"
 #include "chrome/utility/image_writer/error_messages.h"
 #include "chrome/utility/image_writer/image_writer.h"
 #include "chrome/utility/image_writer/image_writer_handler.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace image_writer {
 
 using testing::_;
 using testing::AnyNumber;
 using testing::AtLeast;
 using testing::Lt;
 
 namespace {
 
 const int64 kTestFileSize = 1 << 15;  // 32 kB
 const int kTestPattern = 0x55555555;
 
 class ImageWriterUtilityTest : public testing::Test {
  protected:
-  virtual void SetUp() override {
+  void SetUp() override {
     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
     ASSERT_TRUE(base::CreateTemporaryFileInDir(temp_dir_.path(), &image_path_));
     ASSERT_TRUE(
         base::CreateTemporaryFileInDir(temp_dir_.path(), &device_path_));
   }
 
-  virtual void TearDown() override {}
+  void TearDown() override {}
 
   void FillFile(const base::FilePath& path, int pattern) {
     scoped_ptr<char[]> buffer(new char[kTestFileSize]);
     memset(buffer.get(), pattern, kTestFileSize);
 
     ASSERT_TRUE(base::WriteFile(path, buffer.get(), kTestFileSize));
   }
 
   void FillDefault(const base::FilePath& path) { FillFile(path, kTestPattern); }
 
@@ skipping 173 matching lines @@
   EXPECT_CALL(mock_handler, SendFailed(_)).Times(0);
 
   FillDefault(image_path_);
 
   image_writer.Write();
 
   base::RunLoop().RunUntilIdle();
 }
 
 }  // namespace image_writer