On Windows playing items like dvd:// or screen:// causes strange shortcuts in the user recently used folder.

See http://social.technet.microsoft.com/Forums/nb-NO/w7itprogeneral/thread/02a71215-e308-408c-94a6-81f5a8e564a6
for some information. The solution calls SHAddToRecentDocs only if make_path
returns a valid path.

Patch by anonymous VlcVelope
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>
(cherry picked from commit 391bb3272583cbe41c5dfec60141b76e9fd61d0e)
(cherry picked from commit 06ceac25f5d7a30ee585cb0f1c0b925f31234d74)
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>