restore_original_method (Mocha::ClassMethod)

        # File lib/mocha/class_method.rb, line 46
    46:     def restore_original_method
    47:       if method_exists?(hidden_method)
    48:         begin
    49:           stubbee.__metaclass__.class_eval("alias_method :#{method}, :#{hidden_method}; remove_method :#{hidden_method}", __FILE__, __LINE__)
    50:         rescue NameError
    51:           # deal with nasties like ActiveRecord::Associations::AssociationProxy
    52:         end
    53:       end
    54:     end