Enable policy support on the Linux platform.

chrome/common/chrome_paths.h

 // Copyright (c) 2006-2010 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_COMMON_CHROME_PATHS_H__
 #define CHROME_COMMON_CHROME_PATHS_H__
 
 #include "build/build_config.h"
 
 // This file declares path keys for the chrome module.  These can be used with
@@ skipping 19 matching lines @@
   DIR_APP_DICTIONARIES,         // Directory where the global dictionaries are.
   DIR_USER_DOCUMENTS,           // Directory for a user's "My Documents".
   DIR_DEFAULT_DOWNLOADS_SAFE,   // Directory for a user's
                                 // "My Documents/Downloads".
   DIR_DEFAULT_DOWNLOADS,        // Directory for a user's downloads.
   DIR_USER_DATA_TEMP,           // A temp directory within DIR_USER_DATA.  Use
                                 // this when a temporary file or directory will
                                 // be moved into the profile, to avoid issues
                                 // moving across volumes.  See crbug.com/13044 .
   DIR_INTERNAL_PLUGINS,         // Directory where internal plugins reside.
+#if !defined(OS_MACOSX) && defined(OS_POSIX)
+  DIR_POLICY_FILES,             // Directory for system-wide read-only
+                                // policy files that allow sys-admins
+                                // to set policies for chrome. This directory
+                                // contains subdirectories.
+#endif
   FILE_RESOURCE_MODULE,         // Full path and filename of the module that
                                 // contains embedded resources (version,
                                 // strings, images, etc.).
   FILE_LOCAL_STATE,             // Path and filename to the file in which
                                 // machine/installation-specific state is saved.
   FILE_RECORDED_SCRIPT,         // Full path to the script.log file that
                                 // contains recorded browser events for
                                 // playback.
   FILE_GEARS_PLUGIN,            // Full path to the gears.dll plugin file.
   FILE_FLASH_PLUGIN,            // Full path to the internal Flash plugin file.
@@ skipping 17 matching lines @@
 
   PATH_END
 };
 
 // Call once to register the provider for the path keys defined above.
 void RegisterPathProvider();
 
 }  // namespace chrome
 
 #endif  // CHROME_COMMON_CHROME_PATHS_H__