symfony/symfony — pull request #10129 by billhance (2014-01-24 23:54:14+00:00)
Title: [Form] Make FormInterface::add docblock more explicit

| Q | A
| ------------- | ---
| Bug fix? | no
| New feature? | no
| BC breaks? | no
| Deprecations? | no
| Tests pass? | yes
| Fixed tickets |
| License | MIT
| Doc PR |

When replacing a child form from within a form event, it's not obvious that you have to use the 'add' method. Though it's minor, this will save somebody a google search.