No need for all methods in ContentDir to be protected virtual.
No need for all methods in ContentDir to be protected virtual.

svn path=/trunk/; revision=514

Tarnyko/rygel,GNOME/rygel,luisbg/rygel,jku/rygel,Tarnyko/rygel,GNOME/rygel,Pelagicore/Media-Manager-Rygel-patched,jku/rygel,Pelagicore/Media-Manager-Rygel-patched,Pelagicore/Media-Manager-Rygel-patched,GNOME/rygel