Add "ScopedDecl" AST, used by ValueDecl and TypeDecl. 

This allows us to sink the "Next" field, which isn't used by FieldDecl and ObjcIvarDecl.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@41931 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed