replace OVERRIDE and FINAL with override and final in chrome/browser/extensions/

chrome/browser/extensions/extension_crash_recovery_browsertest.cc

Index: chrome/browser/extensions/extension_crash_recovery_browsertest.cc
diff --git a/chrome/browser/extensions/extension_crash_recovery_browsertest.cc b/chrome/browser/extensions/extension_crash_recovery_browsertest.cc
index 3f577d791b09bd766ae25dfc86a2664993145709..145eb4723a2e5a779314cf00f07b9ae751d35121 100644
--- a/chrome/browser/extensions/extension_crash_recovery_browsertest.cc
+++ b/chrome/browser/extensions/extension_crash_recovery_browsertest.cc
@@ -130,7 +130,7 @@ class ExtensionCrashRecoveryTestBase : public ExtensionBrowserTest {
 
 class MAYBE_ExtensionCrashRecoveryTest : public ExtensionCrashRecoveryTestBase {
  protected:
-  virtual void AcceptNotification(size_t index) OVERRIDE {
+  virtual void AcceptNotification(size_t index) override {
     message_center::MessageCenter* message_center =
         message_center::MessageCenter::Get();
     ASSERT_GT(message_center->NotificationCount(), index);
@@ -143,7 +143,7 @@ class MAYBE_ExtensionCrashRecoveryTest : public ExtensionCrashRecoveryTestBase {
     WaitForExtensionLoad();
   }
 
-  virtual void CancelNotification(size_t index) OVERRIDE {
+  virtual void CancelNotification(size_t index) override {
     message_center::MessageCenter* message_center =
         message_center::MessageCenter::Get();
     ASSERT_GT(message_center->NotificationCount(), index);
@@ -155,7 +155,7 @@ class MAYBE_ExtensionCrashRecoveryTest : public ExtensionCrashRecoveryTestBase {
         CancelById((*it)->id()));
   }
 
-  virtual size_t CountBalloons() OVERRIDE {
+  virtual size_t CountBalloons() override {
     return message_center::MessageCenter::Get()->NotificationCount();
   }
 };