Changes

Summary

1. [MachineOutliner] Fix uninitialized variable warnings. NFCI. (details)
2. [MCObjectFileInfo] Fix uninitialized variable warnings. NFCI. (details)
3. Fix uninitialized variable warning. NFCI. (details)

Commit c7f127d93f4bc694737081501c65ffa37fd1da50 by llvm-dev [MachineOutliner] Fix uninitialized variable warnings. NFCI.
	llvm/lib/CodeGen/MachineOutliner.cpp
	llvm/include/llvm/CodeGen/MachineOutliner.h
Commit dec21e445142c26a68441b7c75fb75a7e03db754 by llvm-dev [MCObjectFileInfo] Fix uninitialized variable warnings. NFCI.
	llvm/include/llvm/MC/MCObjectFileInfo.h
Commit 95a25d8883365c26999496400a75df83e577e0de by llvm-dev Fix uninitialized variable warning. NFCI.
	llvm/include/llvm/ProfileData/InstrProf.h