Update {virtual,override,final} to follow C++11 style in chrome/browser/chromeos/login.

chrome/browser/chromeos/login/oobe_browsertest.cc

Index: chrome/browser/chromeos/login/oobe_browsertest.cc
diff --git a/chrome/browser/chromeos/login/oobe_browsertest.cc b/chrome/browser/chromeos/login/oobe_browsertest.cc
index 543a6984f7d07a09060215f2914c2ad69e16c6be..da7e59675c29d921398277e7fc693866f518c852 100644
--- a/chrome/browser/chromeos/login/oobe_browsertest.cc
+++ b/chrome/browser/chromeos/login/oobe_browsertest.cc
@@ -30,9 +30,9 @@ namespace chromeos {
 class OobeTest : public InProcessBrowserTest {
  public:
   OobeTest() {}
-  virtual ~OobeTest() {}
+  ~OobeTest() override {}
 
-  virtual void SetUpCommandLine(base::CommandLine* command_line) override {
+  void SetUpCommandLine(base::CommandLine* command_line) override {
     command_line->AppendSwitch(chromeos::switches::kLoginManager);
     command_line->AppendSwitch(chromeos::switches::kForceLoginManagerInTests);
     command_line->AppendSwitchASCII(chromeos::switches::kLoginProfile, "user");
@@ -41,7 +41,7 @@ class OobeTest : public InProcessBrowserTest {
     fake_gaia_.Initialize();
   }
 
-  virtual void SetUpOnMainThread() override {
+  void SetUpOnMainThread() override {
     CHECK(embedded_test_server()->InitializeAndWaitUntilReady());
     embedded_test_server()->RegisterRequestHandler(
         base::Bind(&FakeGaia::HandleRequest, base::Unretained(&fake_gaia_)));
@@ -51,7 +51,7 @@ class OobeTest : public InProcessBrowserTest {
         ::switches::kGaiaUrl, embedded_test_server()->base_url().spec());
   }
 
-  virtual void TearDownOnMainThread() override {
+  void TearDownOnMainThread() override {
     // If the login display is still showing, exit gracefully.
     if (LoginDisplayHostImpl::default_host()) {
       base::MessageLoop::current()->PostTask(FROM_HERE,