Delete unneeded scoped_nsautoreleasepool.h includes.

chrome/browser/cocoa/content_settings_dialog_controller_unittest.mm

 // 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.
 
 #import "chrome/browser/cocoa/content_settings_dialog_controller.h"
 
-#include "base/scoped_nsautorelease_pool.h"
 #include "chrome/browser/cocoa/browser_test_helper.h"
 #include "chrome/browser/cocoa/cocoa_test_helper.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
 
 namespace {
 
 class ContentSettingsDialogControllerTest : public CocoaTest {
  public:
   BrowserTestHelper browser_helper_;
 };
 
 // Test that +showContentSettingsDialogForProfile brings up the existing editor
 // and doesn't leak or crash.
 TEST_F(ContentSettingsDialogControllerTest, CreateDialog) {
   Profile* profile(browser_helper_.profile());
   ContentSettingsDialogController* sharedInstance =
       [ContentSettingsDialogController
           showContentSettingsForType:CONTENT_SETTINGS_TYPE_DEFAULT
                              profile:profile];
   EXPECT_TRUE(sharedInstance);
   [sharedInstance close];
 }
 
 }  // namespace