src/share/classes/com/sun/tools/javac/code/Type.java

*** 788,798 ****
  
          public MethodType(List<Type> argtypes,
                            Type restype,
                            List<Type> thrown,
                            TypeSymbol methodClass) {
!             super(METHOD, methodClass);
              this.argtypes = argtypes;
              this.restype = restype;
              this.thrown = thrown;
          }
  
--- 788,806 ----
  
          public MethodType(List<Type> argtypes,
                            Type restype,
                            List<Type> thrown,
                            TypeSymbol methodClass) {
!             this(METHOD, argtypes, restype, thrown, methodClass);
!         }
!         
!         public MethodType(int tag,  // METHOD or FUNCTION
!                           List<Type> argtypes,
!                           Type restype,
!                           List<Type> thrown,
!                           TypeSymbol methodClass) {
!             super(tag, methodClass);
              this.argtypes = argtypes;
              this.restype = restype;
              this.thrown = thrown;
          }
  
*** 857,867 ****
              Type restype1 = f.apply(restype);
              List<Type> thrown1 = map(thrown, f);
              if (argtypes1 == argtypes &&
                  restype1 == restype &&
                  thrown1 == thrown) return this;
!             else return new MethodType(argtypes1, restype1, thrown1, tsym);
          }
  
          public boolean contains(Type elem) {
              return elem == this || contains(argtypes, elem) || restype.contains(elem);
          }
--- 865,875 ----
              Type restype1 = f.apply(restype);
              List<Type> thrown1 = map(thrown, f);
              if (argtypes1 == argtypes &&
                  restype1 == restype &&
                  thrown1 == thrown) return this;
!             else return new MethodType(tag, argtypes1, restype1, thrown1, tsym);
          }
  
          public boolean contains(Type elem) {
              return elem == this || contains(argtypes, elem) || restype.contains(elem);
          }