afp: return G_IO_ERROR_IS_DIRECTORY when trying to open a directory for read
afp: return G_IO_ERROR_IS_DIRECTORY when trying to open a directory for read

halfline/gvfs,gicmo/gvfs,cpatulea/gvfs,gicmo/gvfs,cpatulea/gvfs,philipl/gvfs,halfline/gvfs,xkahn/gvfs-cmis,xkahn/gvfs-cmis,philipl/gvfs,xkahn/gvfs-cmis,halfline/gvfs,xkahn/gvfs-cmis,gicmo/gvfs,gicmo/gvfs,philipl/gvfs