Fixed wrong type for autoLoad property in Video element.
Fixed wrong type for autoLoad property in Video element.

Change-Id: I803fc3950fd652cb1c2d547636111cdc23b42939
Reviewed-by: Ling Hu <101d85ee67591c50b337e818e23e96a238a1baf1@nokia.com>
Reviewed-by: Michael Goddard <3ec82c9d770214b86c58e0ffe200ac64c3ff8da3@nokia.com>

webOS-ports/qtmultimedia,mer-qt/qtmultimedia,sergiusens/qtmultimedia,webOS-ports/qtmultimedia,sergiusens/qtmultimedia,nezticle/qtmultimedia,nezticle/qtmultimedia,jfaust/qtmultimedia,sergiusens/qtmultimedia,webOS-ports/qtmultimedia,webOS-ports/qtmultimedia,jfaust/qtmultimedia,mer-qt/qtmultimedia,jfaust/qtmultimedia,webOS-ports/qtmultimedia,sergiusens/qtmultimedia,mer-qt/qtmultimedia,mer-qt/qtmultimedia,jfaust/qtmultimedia,sergiusens/qtmultimedia,nezticle/qtmultimedia,mer-qt/qtmultimedia,nezticle/qtmultimedia,jfaust/qtmultimedia,nezticle/qtmultimedia