Implements \Drupal\block\BlockPluginInterface::validate().
Most block plugins should not override this method. To add validation for a specific block type, override BlockBase::blockValdiate().
@todo Add inline documentation to this method.
Overrides BlockPluginInterface::validate
\Drupal\block\BlockBase::blockValidate()
public function validate($form, &$form_state) {
$this
->blockValidate($form, $form_state);
}