[DWARF] - Simplify RelocVisitor implementation.

We do not need to store relocation width field.
Patch removes relative code, that simplifies implementation.

Differential revision: https://reviews.llvm.org/D33274

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@303335 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed