6 files declare their use of UrlGeneratorInterface in Zircon Profile 8

ChainRouter.php in vendor/symfony-cmf/routing/ChainRouter.php

DynamicRouter.php in vendor/symfony-cmf/routing/DynamicRouter.php

Router.php in vendor/symfony/routing/Router.php

RouterInterface.php in vendor/symfony/routing/RouterInterface.php

UrlGeneratorTest.php in vendor/symfony/routing/Tests/Generator/UrlGeneratorTest.php

VersatileGeneratorInterface.php in vendor/symfony-cmf/routing/VersatileGeneratorInterface.php