This removes all references to OwningPtr, which should be fairly
undisruptive to out-of-tree projects since they are unlikely to use
clang-tools-extra as a library instead of a set of tools.
llvm-svn: 203382
always produce as pretty of results as it does in LLVM and Clang, but
I don't mind and the value of having a single canonical ordering is very
high IMO.
Let me know if you spot really serious problems here.
llvm-svn: 198703