No need for nexthop in postfix::virtual

manifests/virtual.pp

@@ -33,14 +33,12 @@
 #
 define postfix::virtual (
   $destination,
-  $nexthop='',
   $file='/etc/postfix/virtual',
   $ensure='present'
 ) {
   include postfix::augeas
 
   validate_string($destination)
-  validate_string($nexthop)
   validate_string($file)
   validate_absolute_path($file)
   validate_string($ensure)

spec/defines/postfix_virtual_spec.rb

@@ -26,19 +26,6 @@ describe 'postfix::virtual' do
     end
   end
 
-  context 'when sending wrong type for nexthop' do
-    let (:params) { {
-      :destination => 'bar',
-      :nexthop     => ['baz'],
-    } }
-
-    it 'should fail' do
-      expect {
-        should contain_augeas('Postfix virtual - foo')
-      }.to raise_error(Puppet::Error, /\["baz"\] is not a string/)
-    end
-  end
-
   context 'when sending wrong type for file' do
     let (:params) { {
       :destination => 'bar',