Pimcore\Model\Object\Objectbrick\Definition::delete PHP Method

    public function delete()
    {
        @unlink($this->getDefinitionFile());
        @unlink($this->getPhpClassFile());
        $processedClasses = [];
        if (!empty($this->classDefinitions)) {
            foreach ($this->classDefinitions as $cl) {
                unset($this->oldClassDefinitions[$cl['classname']]);
                if (!$processedClasses[$cl['classname']]) {
                    $class = Object\ClassDefinition::getById($cl['classname']);
                    $this->getDao()->delete($class);
                    $processedClasses[$cl['classname']] = true;
                    foreach ($class->getFieldDefinitions() as $fieldDef) {
                        if ($fieldDef instanceof Object\ClassDefinition\Data\Objectbricks) {
                            $allowedTypes = $fieldDef->getAllowedTypes();
                            $idx = array_search($this->getKey(), $allowedTypes);
                            if ($idx !== false) {
                                array_splice($allowedTypes, $idx, 1);
                            }
                            $fieldDef->setAllowedTypes($allowedTypes);
                        }
                    }
                    $class->save();
                }
            }
        }
        // update classes
        $classList = new Object\ClassDefinition\Listing();
        $classes = $classList->load();
        if (is_array($classes)) {
            foreach ($classes as $class) {
                foreach ($class->getFieldDefinitions() as $fieldDef) {
                    if ($fieldDef instanceof Object\ClassDefinition\Data\Objectbricks) {
                        if (in_array($this->getKey(), $fieldDef->getAllowedTypes())) {
                            break;
                        }
                    }
                }
            }
        }
    }