Fix a race condition in the lock-file manager: once the lock file is
gone, check for the actual file we care about.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@172033 91177308-0d34-0410-b5e6-96231b3b80d8
[ObjCARC Debug Message] Added debug message when we convert an autorelease into an autoreleaseRV.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@172034 91177308-0d34-0410-b5e6-96231b3b80d8