Make sure only the main browser process and service proceses are allowed to create the profile dire…

base/path_service.h

Index: base/path_service.h
diff --git a/base/path_service.h b/base/path_service.h
index 4b297385dfb8494ed9c4c68f43f9b8fd3596d3c2..03e4b44491e891d3a959d6c7421cc41c03462ea2 100644
--- a/base/path_service.h
+++ b/base/path_service.h
@@ -1,4 +1,4 @@
-// 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.
 
@@ -40,6 +40,13 @@ class BASE_EXPORT PathService {
   // over the lifetime of the app, so this method should be used with caution.
   static bool Override(int key, const FilePath& path);
 
+  // This function does the same as PathService::Override but it takes an extra
+  // parameter |create| which guides whether the directory to be overriden must
+  // be created in case it doesn't exist already.
+  static bool OverrideAndCreateIfNeeded(int key,
+                                        const FilePath& path,
+                                        bool create);
+
   // To extend the set of supported keys, you can register a path provider,
   // which is just a function mirroring PathService::Get.  The ProviderFunc
   // returns false if it cannot provide a non-empty path for the given key.