gles branch: Fixed packed_depth_stencil check.
gles branch: Fixed packed_depth_stencil check.

svn path=/branches/libavg_gles/; revision=8073

libavg/libavg,scotty007/libavg,scotty007/libavg,hoodie/libavg,scotty007/libavg,yyd01245/libavg,th3infinity/libavg,yyd01245/libavg,hoodie/libavg,libavg/libavg,hoodie/libavg,libavg/libavg,hoodie/libavg,yyd01245/libavg,scotty007/libavg,th3infinity/libavg,th3infinity/libavg,th3infinity/libavg,yyd01245/libavg,libavg/libavg