symfony/symfony-docs — pull request #4209 by danez (2014-09-06 17:38:48+00:00)
Title: Fix method for adding placholders in progressBar

The method is called setPlaceholderFormatterDefinition and not setPlaceholderFormatter

see https://github.com/symfony/symfony/blob/2.5/src/Symfony/Component/Console/Helper/ProgressBar.php#L82