Revert r344197 "[MC][ELF] compute entity size for explicit sections"

Revert r344206 "[MC][ELF] Fix section_mergeable_size.ll"

They were causing failures on too many important buildbots for too long.
Please revert eagerly if your fix takes more than a couple of hours to land!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@344278 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed