1) EdkUefiDebugLibConOut, EdkUefiDebugLibStdErr should be replaced by respective library instance in MdePkg
2) We will have a replacement implementation for EdkDxeDebugLibReportStatusCode to emulate the EDK I implementation with a gEfiDebugMaskProtocolGuid which allows Developer to Set debug level using SHELL command err.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2550 6f19259b-4bc3-4df7-8a09-765794883524