Teach the ASTImporter to perform DeclContext lookups in a way that
avoids loading data from an external source, since those lookups were
causing some "interesting" recursion in LLDB.

This code is not efficient. I plan to remedy this inefficiency in a
follow-up commit.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@142023 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed