Don't use NSBundle when unsure of thread safety

chrome/common/chrome_paths_internal.h

 // Copyright (c) 2006-2008 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_COMMON_CHROME_PATHS_INTERNAL_H_
 #define CHROME_COMMON_CHROME_PATHS_INTERNAL_H_
 
 #include "build/build_config.h"
-
 #include "base/file_path.h"
 
-#if defined(OS_MACOSX)
-#ifdef __OBJC__
-@class NSBundle;
-#else
-class NSBundle;
-#endif
-#endif
-
 namespace chrome {
 
 // Get the path to the user's data directory, regardless of whether
 // DIR_USER_DATA has been overridden by a command-line option.
 bool GetDefaultUserDataDirectory(FilePath* result);
 
 #if defined(OS_LINUX)
 // Get the path to the user's cache directory.
 bool GetUserCacheDirectory(FilePath* result);
 #endif
@@ skipping 18 matching lines @@
 // framework bundle is located within the versioned directory at a specific
 // path.  The only components in the versioned directory not included in the
 // framework are things that also depend on the framework, such as the helper
 // app bundle.
 FilePath GetFrameworkBundlePath();
 #endif  // OS_MACOSX
 
 }  // namespace chrome
 
 #endif  // CHROME_COMMON_CHROME_PATHS_INTERNAL_H_