Standardize usage of virtual/override/final specifiers.

gpu/command_buffer/tests/compressed_texture_test.cc

 // Copyright 2013 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 <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
 #include <GLES2/gl2extchromium.h>
 
 #include "base/basictypes.h"
 #include "gpu/command_buffer/tests/gl_manager.h"
@@ skipping 130 matching lines @@
   uint8 g6 = (rgb565 & kGreenMask) >> 5;
   uint8 b5 = (rgb565 & kBlueMask);
   // Replicate upper bits to lower empty bits.
   rgb888[0] = (r5 << 3) | (r5 >> 2);
   rgb888[1] = (g6 << 2) | (g6 >> 4);
   rgb888[2] = (b5 << 3) | (b5 >> 2);
 }
 
 class CompressedTextureTest : public ::testing::TestWithParam<GLenum> {
  protected:
-  virtual void SetUp() {
+  void SetUp() override {
     GLManager::Options options;
     options.size = gfx::Size(kTextureWidth, kTextureHeight);
     gl_.Initialize(options);
   }
 
-  virtual void TearDown() {
-    gl_.Destroy();
-  }
+  void TearDown() override { gl_.Destroy(); }
 
   GLuint LoadProgram() {
     const char* v_shader_src = SHADER(
         attribute vec2 a_position;
         varying vec2 v_texcoord;
         void main() {
           gl_Position = vec4(a_position, 0.0, 1.0);
           v_texcoord = (a_position + 1.0) * 0.5;
         }
     );
@@ skipping 76 matching lines @@
   GL_COMPRESSED_RGB_S3TC_DXT1_EXT,
   GL_COMPRESSED_RGBA_S3TC_DXT1_EXT,
   GL_COMPRESSED_RGBA_S3TC_DXT3_EXT,
   GL_COMPRESSED_RGBA_S3TC_DXT5_EXT
 };
 INSTANTIATE_TEST_CASE_P(Format,
                         CompressedTextureTest,
                         ::testing::ValuesIn(kFormats));
 
 }  // namespace gpu