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

chrome/browser/media_galleries/mac/mtp_device_delegate_impl_mac_unittest.mm

 // Copyright (c) 2012 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.
 
 #import <Foundation/Foundation.h>
 #import <ImageCaptureCore/ImageCaptureCore.h>
 
 #include "base/files/file.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
@@ skipping 135 matching lines @@
 - (off_t)fileSize {
   return 1000;
 }
 
 @end
 
 class MTPDeviceDelegateImplMacTest : public testing::Test {
  public:
   MTPDeviceDelegateImplMacTest() : camera_(NULL), delegate_(NULL) {}
 
-  virtual void SetUp() OVERRIDE {
+  virtual void SetUp() override {
     ui_thread_.reset(new content::TestBrowserThread(
         content::BrowserThread::UI, &message_loop_));
     file_thread_.reset(new content::TestBrowserThread(
         content::BrowserThread::FILE, &message_loop_));
     io_thread_.reset(new content::TestBrowserThread(
         content::BrowserThread::IO));
     ASSERT_TRUE(io_thread_->Start());
 
     storage_monitor::TestStorageMonitor* monitor =
         storage_monitor::TestStorageMonitor::CreateAndInstall();
     manager_.SetNotifications(monitor->receiver());
 
     camera_ = [MockMTPICCameraDevice alloc];
     id<ICDeviceBrowserDelegate> delegate = manager_.device_browser();
     [delegate deviceBrowser:nil didAddDevice:camera_ moreComing:NO];
 
     delegate_ = new MTPDeviceDelegateImplMac(kDeviceId, kDevicePath);
   }
 
-  virtual void TearDown() OVERRIDE {
+  virtual void TearDown() override {
     id<ICDeviceBrowserDelegate> delegate = manager_.device_browser();
     [delegate deviceBrowser:nil didRemoveDevice:camera_ moreGoing:NO];
 
     delegate_->CancelPendingTasksAndDeleteDelegate();
 
     storage_monitor::TestStorageMonitor::Destroy();
 
     io_thread_->Stop();
   }
 
@@ skipping 356 matching lines @@
                          temp_dir_.path().Append("target")));
 
   EXPECT_EQ(base::File::FILE_OK,
             DownloadFile(base::FilePath("/ic:id/filename"),
                          temp_dir_.path().Append("target")));
   std::string contents;
   EXPECT_TRUE(base::ReadFileToString(temp_dir_.path().Append("target"),
                                      &contents));
   EXPECT_EQ(kTestFileContents, contents);
 }