Remove Decorator.type (#3166)

Author: elazarg

mypy/nodes.py

@@ -612,7 +612,6 @@ class Decorator(SymbolNode, Statement):
     func = None  # type: FuncDef                # Decorated function
     decorators = None  # type: List[Expression] # Decorators, at least one  # XXX Not true
     var = None  # type: Var                     # Represents the decorated function obj
-    type = None  # type: mypy.types.Type
     is_overload = False
 
     def __init__(self, func: FuncDef, decorators: List[Expression],

mypy/semanal.py

@@ -2563,7 +2563,6 @@ def visit_decorator(self, dec: Decorator) -> None:
                     self.fail('Too many arguments', dec.func)
             elif refers_to_fullname(d, 'typing.no_type_check'):
                 dec.var.type = AnyType()
-                dec.type = dec.var.type
                 no_type_check = True
         for i in reversed(removed):
             del dec.decorators[i]