replace OVERRIDE and FINAL with override and final in chrome/browser/[r-z]*

chrome/browser/signin/signin_error_notifier_ash_unittest.cc

Index: chrome/browser/signin/signin_error_notifier_ash_unittest.cc
diff --git a/chrome/browser/signin/signin_error_notifier_ash_unittest.cc b/chrome/browser/signin/signin_error_notifier_ash_unittest.cc
index db9c21f6b36f4ef3cc9b3a65feeab0ffa36b1727..b7b01ed35d2df52684af491c38ecfe7541683306 100644
--- a/chrome/browser/signin/signin_error_notifier_ash_unittest.cc
+++ b/chrome/browser/signin/signin_error_notifier_ash_unittest.cc
@@ -50,7 +50,7 @@ class ScreenTypeDelegateDesktop : public gfx::ScreenTypeDelegate {
  public:
   ScreenTypeDelegateDesktop() {}
   virtual gfx::ScreenType GetScreenTypeForNativeView(
-      gfx::NativeView view) OVERRIDE {
+      gfx::NativeView view) override {
     return chrome::IsNativeViewInAsh(view) ?
         gfx::SCREEN_TYPE_ALTERNATE :
         gfx::SCREEN_TYPE_NATIVE;
@@ -62,7 +62,7 @@ class ScreenTypeDelegateDesktop : public gfx::ScreenTypeDelegate {
 
 class SigninErrorNotifierTest : public AshTestBase {
  public:
-  virtual void SetUp() OVERRIDE {
+  virtual void SetUp() override {
     // Create a signed-in profile.
     TestingProfile::Builder builder;
     builder.AddTestingFactory(SigninManagerFactory::GetInstance(),
@@ -91,7 +91,7 @@ class SigninErrorNotifierTest : public AshTestBase {
     notification_ui_manager_ = g_browser_process->notification_ui_manager();
   }
 
-  virtual void TearDown() OVERRIDE {
+  virtual void TearDown() override {
 #if defined(OS_WIN)
     test_screen_.reset();
 #endif