Fixed compilation of samples

draft/library/server/request/rest/tests/src/app/app_test.e

@@ -59,7 +59,7 @@ feature -- Execution
 				s.append_string (" format=" + l_format + "%N")
 			end
 
-			if attached ctx.string_parameter ("op") as l_op then
+			if attached ctx.string_item ("op") as l_op then
 				s.append_string (" op=" + l_op)
 				if l_op.same_string ("crash") then
 					(create {DEVELOPER_EXCEPTION}).raise

draft/library/server/request/rest/tests/src/app_server.e

@@ -50,7 +50,6 @@ feature {NONE} -- Handlers
 
 			create gh.make (4)
 			router.map ("/test", gh)
-			gh.map_default (h)
 --			gh.map ("/test", h)
 			gh.map ("/test/{op}", h)
 			gh.map ("/test.{format}", h)