MdeModulePkg/DxeCore: Fixed compiler error 'enumerated type mixed with another type'

ARM Toolchain raises a warning/error when an integer is used instead
of a enum value.

Contributed-under: TianoCore Contribution Agreement 1.0

Signed-off-by: Olivier Martin <Olivier.Martin@arm.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>

git-svn-id: svn://svn.code.sf.net/p/edk2/code/trunk/edk2/MdeModulePkg@16501 6f19259b-4bc3-4df7-8a09-765794883524
MdeModulePkg DXE FpdtStatusCodeHandler: Check Boolean value in if statement.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>


git-svn-id: svn://svn.code.sf.net/p/edk2/code/trunk/edk2/MdeModulePkg@16503 6f19259b-4bc3-4df7-8a09-765794883524
MdeModulePkg DxeCore: Remove @retval function comments for CoreUpdateMemoryAttributes().

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: svn://svn.code.sf.net/p/edk2/code/trunk/edk2/MdeModulePkg@16504 6f19259b-4bc3-4df7-8a09-765794883524