TODO: Should ContentController::LoginForm() return all available log-in forms?

[sabina-talipova]

Description

Check if ContentController::LoginForm() should return just the default log-in form or all available log-in forms(also OpenID...)

See:

silverstripe-cms/code/Controllers/ContentController.php

Lines 306 to 307 in 58a2d58

	* @todo Check if here should be returned just the default log-in form or
	* all available log-in forms (also OpenID...)

[GuySartorelli]

I think it's fine to just continue with the existing behaviour.