Standardize usage of virtual/override/final specifiers.

ui/views/run_all_unittests.cc

Index: ui/views/run_all_unittests.cc
diff --git a/ui/views/run_all_unittests.cc b/ui/views/run_all_unittests.cc
index bf7624cd7d0ba75ad6e9063afc180bac985b5ff4..965e7c295f3b66bcdad051c6548e2f9605ab2b50 100644
--- a/ui/views/run_all_unittests.cc
+++ b/ui/views/run_all_unittests.cc
@@ -18,7 +18,7 @@ class ViewTestSuite : public base::TestSuite {
   ViewTestSuite(int argc, char** argv) : base::TestSuite(argc, argv) {}
 
  protected:
-  virtual void Initialize() override {
+  void Initialize() override {
     base::TestSuite::Initialize();
     gfx::GLSurface::InitializeOneOffForTests();
     ui::RegisterPathProvider();
@@ -28,7 +28,7 @@ class ViewTestSuite : public base::TestSuite {
     ui::ResourceBundle::InitSharedInstanceWithPakPath(ui_test_pak_path);
   }
 
-  virtual void Shutdown() override {
+  void Shutdown() override {
     ui::ResourceBundle::CleanupSharedInstance();
     base::TestSuite::Shutdown();
   }