Linux: Use the same safe downloads logic as Windows.

chrome/common/chrome_paths_internal.h

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 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_
 #pragma once
 
 #include "build/build_config.h"
 
 #if defined(OS_MACOSX)
@@ skipping 22 matching lines @@
 // $XDG_CACHE_HOME and on Mac it can be under ~/Library/Caches.
 // Note that the Chrome cache directories are actually subdirectories
 // of this directory, with names like "Cache" and "Media Cache".
 // This will always fill in |result| with a directory, sometimes
 // just |profile_dir|.
 void GetUserCacheDirectory(const FilePath& profile_dir, FilePath* result);
 
 // Get the path to the user's documents directory.
 bool GetUserDocumentsDirectory(FilePath* result);
 
-#if defined (OS_WIN)
+#if defined(OS_WIN) || defined(OS_LINUX)
 // Gets the path to a safe default download directory for a user.
 bool GetUserDownloadsDirectorySafe(FilePath* result);
 #endif
 
 // Get the path to the user's downloads directory.
 bool GetUserDownloadsDirectory(FilePath* result);
 
 // The path to the user's desktop.
 bool GetUserDesktop(FilePath* result);
 
@@ skipping 26 matching lines @@
 
 // Returns the NSBundle for the outer browser application, even when running
 // inside the helper. In unbundled applications, such as tests, returns nil.
 NSBundle* OuterAppBundle();
 
 #endif  // OS_MACOSX
 
 }  // namespace chrome
 
 #endif  // CHROME_COMMON_CHROME_PATHS_INTERNAL_H_