replace OVERRIDE and FINAL with override and final in chrome/browser/[j-q]*

chrome/browser/prefs/tracked/dictionary_hash_store_contents.cc

 // Copyright (c) 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/prefs/tracked/dictionary_hash_store_contents.h"
 
 #include "base/callback.h"
 #include "base/logging.h"
 #include "base/prefs/persistent_pref_store.h"
 #include "base/values.h"
 #include "components/pref_registry/pref_registry_syncable.h"
 
 namespace {
 
 const char kPreferenceMACs[] = "protection.macs";
 const char kSuperMACPref[] = "protection.super_mac";
 
 class MutablePreferenceMacDictionary
     : public HashStoreContents::MutableDictionary {
  public:
   explicit MutablePreferenceMacDictionary(base::DictionaryValue* storage);
 
   // MutableDictionary implementation
-  virtual base::DictionaryValue* operator->() OVERRIDE;
+  virtual base::DictionaryValue* operator->() override;
 
  private:
   base::DictionaryValue* storage_;
 
   DISALLOW_COPY_AND_ASSIGN(MutablePreferenceMacDictionary);
 };
 
 MutablePreferenceMacDictionary::MutablePreferenceMacDictionary(
     base::DictionaryValue* storage)
     : storage_(storage) {
@@ skipping 55 matching lines @@
 
 std::string DictionaryHashStoreContents::GetSuperMac() const {
   std::string super_mac_string;
   storage_->GetString(kSuperMACPref, &super_mac_string);
   return super_mac_string;
 }
 
 void DictionaryHashStoreContents::SetSuperMac(const std::string& super_mac) {
   storage_->SetString(kSuperMACPref, super_mac);
 }