Merge r344516, r344591 into the 7.0 branch

[atanasyan]

Bugzilla Link	39661
Resolution	FIXED
Resolved on	Nov 15, 2018 21:17
Version	trunk
OS	All
Blocks	#38454
Attachments	Include MCSymbolELF.h into the MipsAsmBackend.cpp
CC	@tstellar
Fixed by commit(s)	r344516 r344591 r347024 r347028

Extended Description

Please apply the attached patch and merge the following two revisions to the 7.0 branch. This fixes regression introduced in 7.0.

https://reviews.llvm.org/rL344516
https://reviews.llvm.org/rL344591

[tstellar]

Merged: r347024, r347028