Move NaCl tests out of chrome/test

chrome/test/nacl/nacl_ui_test.h

-// Copyright (c) 2010 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.
-
-#ifndef CHROME_TEST_NACL_NACL_UI_TEST_H_
-#define CHROME_TEST_NACL_NACL_UI_TEST_H_
-#pragma once
-
-#include "chrome/test/nacl/nacl_test.h"
-
-// The actual NaCl ui tests are hooked onto this, so that the base class
-// can be reused without running tests that require loading a NaCl module.
-class NaClUITest : public NaClTest {
- protected:
-  NaClUITest();
-  virtual ~NaClUITest();
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(NaClUITest);
-};
-
-#endif  // CHROME_TEST_NACL_NACL_UI_TEST_H_