Update the structure of EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL, PXE_HW_UNDI, PXE_SW_UNDI to support greater than 256NICs in UNDI (Request by UEFI2.4 Mantis991).

Signed-off-by: Qian Ouyang <qian.ouyang@intel.com>
Reviewed-by: Ting Ye <ting.ye@intel.com>
             Siyuan Fu <siyuan.fu@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14569 6f19259b-4bc3-4df7-8a09-765794883524
Add DiskIo2 protocol definition to MdePkg.
Change DiskIoDxe to produce DiskIo2 protocol when the BlockIo2 protocol is available.
Change PartitionDxe to produce BlockIo2 protocol based on DiskIo2 protocol instead of BlockIo2 protocol.

Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Kinney Michael <michael.d.kinney@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14570 6f19259b-4bc3-4df7-8a09-765794883524
Add the missing status code in the returned table of InstallMultipleProtocolInterface().

Signed-off-by: Shumin Qiu <shumin.qiu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14571 6f19259b-4bc3-4df7-8a09-765794883524