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

chrome/browser/extensions/api/system_storage/system_storage_eject_apitest.cc

 // Copyright 2013 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.
 //
 // SystemStorage eject API browser tests.
 
 #include "base/files/file_path.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/extensions/api/system_storage/storage_api_test_util.h"
@@ skipping 18 matching lines @@
 using storage_monitor::TestStorageMonitor;
 
 }  // namespace
 
 class SystemStorageEjectApiTest : public ExtensionApiTest {
  public:
   SystemStorageEjectApiTest() : monitor_(NULL) {}
   virtual ~SystemStorageEjectApiTest() {}
 
  protected:
-  virtual void SetUpOnMainThread() OVERRIDE {
+  virtual void SetUpOnMainThread() override {
     monitor_ = TestStorageMonitor::CreateForBrowserTests();
     ExtensionApiTest::SetUpOnMainThread();
   }
 
   content::RenderViewHost* GetHost() {
     const extensions::Extension* extension =
         LoadExtension(test_data_dir_.AppendASCII("system/storage_eject"));
     return extensions::ExtensionSystem::Get(browser()->profile())->
         process_manager()->GetBackgroundHostForExtension(extension->id())->
             render_view_host();
@@ skipping 47 matching lines @@
   EXPECT_EQ(kRemovableStorageData.device_id, monitor_->ejected_device());
 
   Detach();
 }
 
 IN_PROC_BROWSER_TEST_F(SystemStorageEjectApiTest, EjectBadDeviceTest) {
   ExecuteCmdAndCheckReply(GetHost(), "ejectFailTest()", "eject_no_such_device");
 
   EXPECT_EQ("", monitor_->ejected_device());
 }