NFC: Remove a couple of unused TypeChecker fields

hamishknight · hamishknight · commit e2193e16245d · 2019-11-07T07:37:52.000-08:00
diff --git a/lib/Sema/TypeChecker.h b/lib/Sema/TypeChecker.h
@@ -556,10 +556,7 @@ class TypeChecker final {
   std::vector<AbstractClosureExpr *> ClosuresWithUncomputedCaptures;
 
 private:
-  Type MaxIntegerType;
   Type NSObjectType;
-  Type NSNumberType;
-  Type NSValueType;
   Type ObjCSelectorType;
 
   /// The set of expressions currently being analyzed for failures.
