Patch by Alexei Svitkine: Refactor Sema::ParseAST API to allow clients to pass as an argument a TranslationUnit object whose contents live beyond the call to ParseAST.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@63175 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed