Forgot to add defaults/preferences dir - this dir will always be there

extensions/cck/browser/resources/content/cckwizard/srcfiles/install.js.in

@@ -103,6 +103,7 @@ var cckextensiondir = getFolder(extensionsdir, "%id%");
 
 addDirectory("", "%version%", "chrome", cckextensiondir, "chrome", true);
 addDirectory("", "%version%", "components", cckextensiondir, "components", true);
+addDirectory("", "%version%", "defaults", cckextensiondir, "defaults", true);
 %plugins%
 %searchplugins%
 addFile("", "%version%", "chrome.manifest", cckextensiondir, "", true);