Update the logic, when vfr reference a not defined varstore, report error.

Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>



git-svn-id: https://svn.code.sf.net/p/edk2-buildtools/code/trunk/BaseTools@2624 c2973edb-eda0-4c78-bc6a-9341b269661f
A minor change to UPT XML to obey UDP spec.

Reviewed-by: Hesheng Chen <hesheng.chen@intel.com>
Signed-off-by: Yingke Liu <yingke.d.liu@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2-buildtools/code/trunk/BaseTools@2625 c2973edb-eda0-4c78-bc6a-9341b269661f