Fix <rdar://problem/6877235> Classes typedef-ed to CF objects should get the same treatment as CF objects

This was accomplished by having	'isTypeRef' recursively walk the typedef stack.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71538 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed