Revert of Fix crash when user closes window prior to the "Confirm Install" prompt showing

chrome/browser/ui/native_window_tracker_browsertest.cc

-// Copyright 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/ui/native_window_tracker.h"
-
-#include "chrome/browser/ui/browser.h"
-#include "chrome/browser/ui/browser_window.h"
-#include "chrome/test/base/in_process_browser_test.h"
-#include "content/public/test/test_utils.h"
-
-typedef InProcessBrowserTest NativeWindowTrackerTest;
-
-IN_PROC_BROWSER_TEST_F(NativeWindowTrackerTest, Basic) {
-  // Create a second browser to prevent the app from exiting when the browser is
-  // closed.
-  CreateBrowser(browser()->profile());
-
-  scoped_ptr<NativeWindowTracker> tracker =
-      NativeWindowTracker::Create(browser()->window()->GetNativeWindow());
-  EXPECT_FALSE(tracker->WasNativeWindowClosed());
-
-  browser()->window()->Close();
-  content::RunAllPendingInMessageLoop();
-  EXPECT_TRUE(tracker->WasNativeWindowClosed());
-}