Move scoped_nsdisable_screen_update from base to app/mac...

chrome/browser/cocoa/content_exceptions_window_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_exceptions_window_controller.h"
 
 #import <Cocoa/Cocoa.h>
 
 #import "base/scoped_nsobject.h"
 #include "base/ref_counted.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 {
 
 void ProcessEvents() {
   for (;;) {
-    base::ScopedNSAutoreleasePool pool;
+    base::mac::ScopedNSAutoreleasePool pool;
     NSEvent* next_event = [NSApp nextEventMatchingMask:NSAnyEventMask
                                              untilDate:nil
                                                 inMode:NSDefaultRunLoopMode
                                                dequeue:YES];
     if (!next_event)
       break;
     [NSApp sendEvent:next_event];
   }
 }
 
@@ skipping 212 matching lines @@
   HostContentSettingsMap::SettingsForOneType settings;
   settingsMap_->GetSettingsForOneType(CONTENT_SETTINGS_TYPE_COOKIES,
                                       "",
                                       &settings);
   EXPECT_EQ(1u, settings.size());
   EXPECT_EQ(CONTENT_SETTING_SESSION_ONLY, settings[0].second);
 }
 
 
 }  // namespace