Remove incorrect function pointer cast again: METH_NOARGS actually takes a second argument.

Cython/Compiler/Code.py

@@ -2196,9 +2196,6 @@ class CCodeWriter(object):
                 method_flags += [method_coexist]
             func_ptr = entry.func_cname
             # Add required casts, but try not to shadow real warnings.
-            if 'METH_NOARGS' in method_flags:
-                cast = 'PyNoArgsFunction'
-            else:
             cast = '__Pyx_PyCFunctionFast' if 'METH_FASTCALL' in method_flags else 'PyCFunction'
             if 'METH_KEYWORDS' in method_flags:
                 cast += 'WithKeywords'