Fix a bug that ECC not support keyword "IN" used in conditional directives.
Signed-off-by: Hu, Zhenqing <zhenqing.hu@intel.com>
Reviewed-by: Chen, Hesheng <hesheng.chen@intel.com> 

git-svn-id: https://svn.code.sf.net/p/edk2-buildtools/code/trunk/BaseTools@2657 c2973edb-eda0-4c78-bc6a-9341b269661f
Add a support for ECC: Add a parameter to keep the directories which will scan by ECC.
Signed-off-by: Hu, Zhenqing <zhenqing.hu@intel.com>
Reviewed-by: Chen, Hesheng <hesheng.chen@intel.com> 

git-svn-id: https://svn.code.sf.net/p/edk2-buildtools/code/trunk/BaseTools@2658 c2973edb-eda0-4c78-bc6a-9341b269661f