6 methods override CourseObject::createInstance() in Course 3.x

CourseObjectCommerce::createInstance in modules/course_commerce/src/Plugin/course/CourseObject/CourseObjectCommerce.php

Don't create new products.

CourseObjectNode::createInstance in modules/course_content/src/Course/Object/CourseObjectNode.php

Create a node and set it as this course object's node.

CourseObjectPoll::createInstance in modules/course_poll/src/Plugin/course/CourseObject/CourseObjectPoll.php

Creates a course object.

CourseObjectQuiz::createInstance in modules/course_quiz/src/Plugin/course/CourseObject/CourseObjectQuiz.php

Create the quiz node and set it as this object's instance.

CourseObjectUbercart::createInstance in modules/course_uc/src/Plugin/course/CourseObject/CourseObjectUbercart.php

Don't create new products.

CourseObjectWebform::createInstance in modules/course_webform/src/Plugin/course/CourseObject/CourseObjectWebform.php

Creates a course object.