[FuzzMutate] NFC. Move parseModule and writeModule from llvm-isel-fuzzer into FuzzMutate.
This is to be able to reuse them in the llvm-opt-fuzzer.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@318407 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed