Convert //chrome/browser/ui from scoped_ptr to std::unique_ptr

chrome/browser/ui/chrome_select_file_policy_unittest.cc

 // 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.
 
 #include "chrome/browser/ui/chrome_select_file_policy.h"
 
 #include "base/files/file_path.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/string16.h"
 #include "base/values.h"
@@ skipping 76 matching lines @@
 
 // Tests if SelectFileDialog::SelectFile returns asynchronously with
 // file-selection dialogs disabled by policy.
 TEST_F(ChromeSelectFilePolicyTest, MAYBE_ExpectAsynchronousListenerCall) {
   base::MessageLoopForUI message_loop;
   content::TestBrowserThread ui_thread(BrowserThread::UI, &message_loop);
 
   ScopedTestingLocalState local_state(
       TestingBrowserProcess::GetGlobal());
 
-  scoped_ptr<FileSelectionUser> file_selection_user(new FileSelectionUser());
+  std::unique_ptr<FileSelectionUser> file_selection_user(
+      new FileSelectionUser());
 
   // Disallow file-selection dialogs.
   local_state.Get()->SetManagedPref(prefs::kAllowFileSelectionDialogs,
                                     new base::FundamentalValue(false));
 
   file_selection_user->StartFileSelection();
 }