replace OVERRIDE and FINAL with override and final in sync/

sync/internal_api/sync_rollback_manager_base.cc

Index: sync/internal_api/sync_rollback_manager_base.cc
diff --git a/sync/internal_api/sync_rollback_manager_base.cc b/sync/internal_api/sync_rollback_manager_base.cc
index dc314b00045e3b3bd87ae892214a9cb1108f9f29..2cc6d69962dfd3dc82ff4d4b5777ae7b0538fee4 100644
--- a/sync/internal_api/sync_rollback_manager_base.cc
+++ b/sync/internal_api/sync_rollback_manager_base.cc
@@ -19,18 +19,18 @@ const char kBookmarkBarTag[] = "bookmark_bar";
 const char kOtherBookmarksTag[] = "other_bookmarks";
 
 class DummyEntryptionHandler : public syncer::SyncEncryptionHandler {
-  virtual void AddObserver(Observer* observer) OVERRIDE {}
-  virtual void RemoveObserver(Observer* observer) OVERRIDE {}
-  virtual void Init() OVERRIDE {}
+  virtual void AddObserver(Observer* observer) override {}
+  virtual void RemoveObserver(Observer* observer) override {}
+  virtual void Init() override {}
   virtual void SetEncryptionPassphrase(const std::string& passphrase,
-                                       bool is_explicit) OVERRIDE {}
+                                       bool is_explicit) override {}
   virtual void SetDecryptionPassphrase(const std::string& passphrase)
-      OVERRIDE {}
-  virtual void EnableEncryptEverything() OVERRIDE {}
-  virtual bool EncryptEverythingEnabled() const OVERRIDE {
+      override {}
+  virtual void EnableEncryptEverything() override {}
+  virtual bool EncryptEverythingEnabled() const override {
     return false;
   }
-  virtual syncer::PassphraseType GetPassphraseType() const OVERRIDE {
+  virtual syncer::PassphraseType GetPassphraseType() const override {
     return syncer::KEYSTORE_PASSPHRASE;
   }
 };