7 calls to drupal_process_form()

ajax_form_callback in drupal/includes/ajax.inc
Menu callback; handles Ajax requests for the #ajax Form API property.
drupal_build_form in drupal/includes/form.inc
Builds and process a form based on a form id.
drupal_form_submit in drupal/includes/form.inc
Retrieves, populates, and processes a form.
FieldAttachOtherTestCase::testFieldAttachSubmit in drupal/modules/field/tests/field.test
Test field_attach_submit().
file_ajax_upload in drupal/modules/file/file.module
Menu callback; Shared Ajax callback for file uploads and deletions.
FormsElementsTableSelectFunctionalTest::formSubmitHelper in drupal/modules/simpletest/tests/form.test
Helper function for the option check test to submit a form while collecting errors.
FormsTestCase::testRequiredFields in drupal/modules/simpletest/tests/form.test
Check several empty values for required forms elements.