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

chrome/browser/sync/sync_startup_tracker_unittest.cc

Index: chrome/browser/sync/sync_startup_tracker_unittest.cc
diff --git a/chrome/browser/sync/sync_startup_tracker_unittest.cc b/chrome/browser/sync/sync_startup_tracker_unittest.cc
index ea6ff78ee575079931dc06ced8f0ff9ed8d36f37..9fed2572657bfa46ee7991b17bba822f02f7e732 100644
--- a/chrome/browser/sync/sync_startup_tracker_unittest.cc
+++ b/chrome/browser/sync/sync_startup_tracker_unittest.cc
@@ -29,7 +29,7 @@ class SyncStartupTrackerTest : public testing::Test {
   SyncStartupTrackerTest() :
       no_error_(GoogleServiceAuthError::NONE) {
   }
-  virtual void SetUp() OVERRIDE {
+  virtual void SetUp() override {
     profile_.reset(new TestingProfile());
     mock_pss_ = static_cast<ProfileSyncServiceMock*>(
         ProfileSyncServiceFactory::GetInstance()->SetTestingFactoryAndUse(
@@ -47,7 +47,7 @@ class SyncStartupTrackerTest : public testing::Test {
     mock_pss_->Initialize();
   }
 
-  virtual void TearDown() OVERRIDE {
+  virtual void TearDown() override {
     profile_.reset();
   }