Standardize usage of virtual/override/final in chrome/browser/ui/

chrome/browser/ui/content_settings/content_setting_bubble_model_unittest.cc

Index: chrome/browser/ui/content_settings/content_setting_bubble_model_unittest.cc
diff --git a/chrome/browser/ui/content_settings/content_setting_bubble_model_unittest.cc b/chrome/browser/ui/content_settings/content_setting_bubble_model_unittest.cc
index 3df205d71f15bd7e4a414b54c30b77038c46fac3..ce7f2f58c47cd0ce5344d85e7db0ace09ef5a60d 100644
--- a/chrome/browser/ui/content_settings/content_setting_bubble_model_unittest.cc
+++ b/chrome/browser/ui/content_settings/content_setting_bubble_model_unittest.cc
@@ -814,25 +814,25 @@ TEST_F(ContentSettingBubbleModelTest, RegisterProtocolHandler) {
 
 class FakeDelegate : public ProtocolHandlerRegistry::Delegate {
  public:
-  virtual void RegisterExternalHandler(const std::string& protocol) override {
+  void RegisterExternalHandler(const std::string& protocol) override {
     // Overrides in order to not register the handler with the
     // ChildProcessSecurityPolicy. That has persistent and unalterable
     // side effects on other tests.
   }
 
-  virtual ShellIntegration::DefaultProtocolClientWorker* CreateShellWorker(
+  ShellIntegration::DefaultProtocolClientWorker* CreateShellWorker(
       ShellIntegration::DefaultWebClientObserver* observer,
       const std::string& protocol) override {
     VLOG(1) << "CreateShellWorker";
     return NULL;
   }
 
-  virtual ProtocolHandlerRegistry::DefaultClientObserver* CreateShellObserver(
+  ProtocolHandlerRegistry::DefaultClientObserver* CreateShellObserver(
       ProtocolHandlerRegistry* registry) override {
     return NULL;
   }
 
-  virtual void RegisterWithOSAsDefaultClient(
+  void RegisterWithOSAsDefaultClient(
       const std::string& protocol,
       ProtocolHandlerRegistry* registry) override {
     VLOG(1) << "Register With OS";