MdeModulePkg/ScsiDisk:If the SCSI device target status is in CHECK_CONDITION, then parse sense data to decide which actions need to be done.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Tian, Feng <feng.tian@intel.com>
Reviewed-by: Fu, Siyuan <siyuan.fu@intel.com>

git-svn-id: svn://svn.code.sf.net/p/edk2/code/trunk/edk2/MdeModulePkg@15215 6f19259b-4bc3-4df7-8a09-765794883524
Remove redundant IsUnicodeFiFoEmpty ()in UnicodeFiFoRemoveOneKey().

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Elvin Li <elvin.li@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: svn://svn.code.sf.net/p/edk2/code/trunk/edk2/MdeModulePkg@15216 6f19259b-4bc3-4df7-8a09-765794883524