hide_original_method (Mocha::ClassMethod)

        # File lib/mocha/class_method.rb, line 28
    28:     def hide_original_method
    29:       if method_exists?(method)
    30:         begin
    31:           stubbee.__metaclass__.class_eval("alias_method :#{hidden_method}, :#{method}", __FILE__, __LINE__)
    32:         rescue NameError
    33:           # deal with nasties like ActiveRecord::Associations::AssociationProxy
    34:         end
    35:       end
    36:     end