- contact_personal_form_submit in core/modules/ contact/ contact.pages.inc 
- Form submission handler for contact_personal_form().
- contact_site_form_submit in core/modules/ contact/ contact.pages.inc 
- Form submission handler for contact_site_form().
- FloodFunctionalTest::testCleanUp in core/modules/ system/ tests/ system.test 
- Test flood control mechanism clean-up.
- user_login_final_validate in core/modules/ user/ user.module 
- The final validation handler on the login form.
- user_pass_validate in core/modules/ user/ user.pages.inc 
- Form validation handler for user_pass().
- user_validate_current_pass in core/modules/ user/ user.module 
- Form validation handler for the current password on the user_account_form().
