Standardize usage of virtual/override/final specifiers.

gpu/command_buffer/service/vertex_array_manager_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 "gpu/command_buffer/service/vertex_array_manager.h"
 #include "gpu/command_buffer/service/vertex_attrib_manager.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "gpu/command_buffer/service/feature_info.h"
 #include "gpu/command_buffer/service/gpu_service_test.h"
 #include "gpu/command_buffer/service/test_helper.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gl/gl_mock.h"
 
 using ::testing::Pointee;
 using ::testing::_;
 
 namespace gpu {
 namespace gles2 {
 
 class VertexArrayManagerTest : public GpuServiceTest {
  public:
   static const uint32 kNumVertexAttribs = 8;
 
   VertexArrayManagerTest() {
   }
 
-  virtual ~VertexArrayManagerTest() {
-  }
+  ~VertexArrayManagerTest() override {}
 
  protected:
-  virtual void SetUp() {
+  void SetUp() override {
     GpuServiceTest::SetUp();
     manager_.reset(new VertexArrayManager());
   }
 
-  virtual void TearDown() {
+  void TearDown() override {
     manager_.reset();
     GpuServiceTest::TearDown();
   }
 
   scoped_ptr<VertexArrayManager> manager_;
 };
 
 // GCC requires these declarations, but MSVC requires they not be present
 #ifndef COMPILER_MSVC
 const uint32 VertexArrayManagerTest::kNumVertexAttribs;
@@ skipping 43 matching lines @@
   manager.Destroy(true);
   // Check that resources got freed.
   info1 = manager.GetVertexAttribManager(kClient1Id);
   ASSERT_TRUE(info1 == NULL);
 }
 
 }  // namespace gles2
 }  // namespace gpu