Standardize usage of virtual/override/final specifiers.

gpu/command_buffer/service/vertex_attrib_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_attrib_manager.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "gpu/command_buffer/service/buffer_manager.h"
 #include "gpu/command_buffer/service/error_state_mock.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 VertexAttribManagerTest : public GpuServiceTest {
  public:
   static const uint32 kNumVertexAttribs = 8;
 
   VertexAttribManagerTest() {
   }
 
-  virtual ~VertexAttribManagerTest() {
-  }
+  ~VertexAttribManagerTest() override {}
 
  protected:
-  virtual void SetUp() {
+  void SetUp() override {
     GpuServiceTest::SetUp();
 
     for (uint32 ii = 0; ii < kNumVertexAttribs; ++ii) {
       EXPECT_CALL(*gl_, VertexAttrib4f(ii, 0.0f, 0.0f, 0.0f, 1.0f))
           .Times(1)
           .RetiresOnSaturation();
     }
 
     manager_ = new VertexAttribManager();
     manager_->Initialize(kNumVertexAttribs, true);
@@ skipping 172 matching lines @@
   buffer_manager.Destroy(false);
 }
 
 // TODO(gman): Test ValidateBindings
 // TODO(gman): Test ValidateBindings with client side arrays.
 
 }  // namespace gles2
 }  // namespace gpu