Introduce DeclContext::getParentASTContext().

It's not getASTContext() to avoid "getASTContext is ambiguous" compiler errors for subclasses of both Decl and DeclContext.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@74505 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed