MdePkg: Convert new normal debug info to separate struct #284

Job	Run time
Linux CLANGDWARF	19m 26s
Linux GCC	18m 25s
Linux CLANGPDB	19m 6s
macOS XCODE5	49m 8s
Windows VS2019	26m 52s
Test (Ovmf, Ia32,X64,3264, XCODE5, RELEASE,DEBUG,NOOPT)	8m 17s
Test (Ovmf, Ia32,X64,3264, VS2019, RELEASE,DEBUG,NOOPT)	7m 58s
Test (Ovmf, Ia32,X64,3264, CLANGPDB, RELEASE,DEBUG,NOOPT)	8m 25s
Test (Ovmf, Ia32,X64,3264, CLANGDWARF, RELEASE,DEBUG,NOOPT)	8m 0s
Test (Ovmf, Ia32,X64,3264, GCC, RELEASE,DEBUG,NOOPT)	8m 25s
	2h 54m 2s

Provide feedback