Standardize usage of virtual/override/final specifiers.

gpu/command_buffer/service/memory_program_cache_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/memory_program_cache.h"
 
 #include "base/bind.h"
 #include "gpu/command_buffer/common/gles2_cmd_format.h"
 #include "gpu/command_buffer/service/gl_utils.h"
 #include "gpu/command_buffer/service/gpu_service_test.h"
@@ skipping 58 matching lines @@
   static const GLuint kVertexShaderClientId = 90;
   static const GLuint kVertexShaderServiceId = 100;
   static const GLuint kFragmentShaderClientId = 91;
   static const GLuint kFragmentShaderServiceId = 100;
 
   MemoryProgramCacheTest()
       : cache_(new MemoryProgramCache(kCacheSizeBytes)),
         vertex_shader_(NULL),
         fragment_shader_(NULL),
         shader_cache_count_(0) { }
-  virtual ~MemoryProgramCacheTest() {
-    shader_manager_.Destroy(false);
-  }
+  ~MemoryProgramCacheTest() override { shader_manager_.Destroy(false); }
 
   void ShaderCacheCb(const std::string& key, const std::string& shader) {
     shader_cache_count_++;
     shader_cache_shader_ = shader;
   }
 
   int32 shader_cache_count() { return shader_cache_count_; }
   const std::string& shader_cache_shader() { return shader_cache_shader_; }
 
  protected:
-  virtual void SetUp() {
+  void SetUp() override {
     GpuServiceTest::SetUp();
 
     vertex_shader_ = shader_manager_.CreateShader(kVertexShaderClientId,
                                                   kVertexShaderServiceId,
                                                   GL_VERTEX_SHADER);
     fragment_shader_ = shader_manager_.CreateShader(
         kFragmentShaderClientId,
         kFragmentShaderServiceId,
         GL_FRAGMENT_SHADER);
     ASSERT_TRUE(vertex_shader_ != NULL);
@@ skipping 523 matching lines @@
       NULL,
       fragment_shader_,
       NULL,
       NULL,
       base::Bind(&MemoryProgramCacheTest::ShaderCacheCb,
                  base::Unretained(this))));
 }
 
 }  // namespace gles2
 }  // namespace gpu