From: Mike Hommey <glandium@debian.org>
Date: Sat, 21 Jun 2008 03:09:21 +0200
Subject: Add another preferences directory for applications:
 preferences/syspref

It was existing in previous versions of iceweasel as a symlink to
/etc/iceweasel/pref.

This has the side effect to make these preferences there work again, and
to disable the "set as default browser" dialog.
---
 toolkit/xre/nsXREDirProvider.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/toolkit/xre/nsXREDirProvider.cpp b/toolkit/xre/nsXREDirProvider.cpp
index 41d2353..ba4e3af 100644
--- a/toolkit/xre/nsXREDirProvider.cpp
+++ b/toolkit/xre/nsXREDirProvider.cpp
@@ -676,6 +676,7 @@ static const char* const kAppendPrefDir[] = {"defaults", "preferences",
 static const char* const kAppendBackgroundTasksPrefDir[] = {
     "defaults", "backgroundtasks", nullptr};
 #endif
+static const char *const kAppendSysPrefDir[] = { "defaults", "syspref", nullptr };
 
 NS_IMETHODIMP
 nsXREDirProvider::GetFiles(const char* aProperty,
@@ -693,6 +694,7 @@ nsXREDirProvider::GetFiles(const char* aProperty,
       LoadDirIntoArray(mXULAppDir, kAppendBackgroundTasksPrefDir, directories);
     }
 #endif
+    LoadDirIntoArray(mXULAppDir, kAppendSysPrefDir, directories);
 
     rv = NS_NewArrayEnumerator(aResult, directories, NS_GET_IID(nsIFile));
   } else if (!strcmp(aProperty, NS_APP_CHROME_DIR_LIST)) {