[PORT FROM R1][Video] libmix: workaround gfx memory shortage issue

BZ: 9134

limite surface number to 10 to workaround memory shortage issue at gfx side
Signed-off-by: Weian Chen <weian.chen@intel.com>

Change-Id: Ia0c1f840de5094d08c9ffccd4ce659501364e601
Orig-Change-Id: Id6677baeaff90886fb8cf25f03ee6868948710e8
Reviewed-on: http://android.intel.com:8080/19061
Reviewed-by: Sang, Shuduo <shuduo.sang@intel.com>
Tested-by: Sang, Shuduo <shuduo.sang@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>
1 file changed