Update from chromium https://crrev.com/301725/

gpu/command_buffer/tests/gl_stream_draw_unittest.cc

Index: gpu/command_buffer/tests/gl_stream_draw_unittest.cc
diff --git a/gpu/command_buffer/tests/gl_stream_draw_unittest.cc b/gpu/command_buffer/tests/gl_stream_draw_unittest.cc
index 7ccd48d2e13471e2a92304bdf8d5f17e08c2999c..90968c8762d78f9282c18ee8345d25a080b4d2af 100644
--- a/gpu/command_buffer/tests/gl_stream_draw_unittest.cc
+++ b/gpu/command_buffer/tests/gl_stream_draw_unittest.cc
@@ -19,15 +19,13 @@ class GLStreamDrawTest : public testing::Test {
  protected:
   static const int kSize = 4;
 
-  virtual void SetUp() {
+  void SetUp() override {
     GLManager::Options options;
     options.size = gfx::Size(kSize, kSize);
     gl_.Initialize(options);
   }
 
-  virtual void TearDown() {
-    gl_.Destroy();
-  }
+  void TearDown() override { gl_.Destroy(); }
 
   GLManager gl_;
 };