Always set the content type when it is known for node view.

modules/node/handler/cms_node_type_webform_manager_i.e

@@ -83,9 +83,11 @@ feature -- Output
 		local
 			s: STRING
 		do
-			create s.make_empty
-			a_response.set_value (a_node, "node")
 			a_response.set_title (a_node.title)
+
+			a_response.set_value (a_node, "node")
+			a_response.set_value (a_node.content_type, "optional_content_type")
+			create s.make_empty
 			append_content_as_html_to (a_node, False, s, a_response)
 			a_response.set_main_content (s)
 		end

modules/node/handler/node_view_response.e

@@ -48,6 +48,7 @@ feature -- Execution
 				end
 			end
 			if l_node /= Void then
+				set_optional_content_type (l_node.content_type)
 				if
 					attached node_api.node_type_for (l_node) as l_content_type and then
 					attached node_api.node_type_webform_manager (l_content_type) as l_manager