function bp_activity_post_type_remove_comment( $comment_id = 0, $activity_post_object = null ) {
	if ( empty( $activity_post_object ) ) {
		$comment = get_comment( $comment_id );
		if ( ! $comment ) {
			return;
		}

		$post_type = get_post_type( $comment->comment_post_ID );
		if ( ! $post_type ) {
			return;
		}

		// Get the post type tracking args.
		$activity_post_object = bp_activity_get_post_type_tracking_args( $post_type );

		// Bail if the activity type does not exist
		if ( empty( $activity_post_object->comments_tracking->action_id ) ) {
			return false;
		}
	}

	// Set the $activity_comment_object
	$activity_comment_object = $activity_post_object->comments_tracking;

	if ( empty( $activity_comment_object->action_id ) ) {
		return false;
	}

	$deleted = false;

	if ( bp_disable_blogforum_comments() ) {
		$deleted = bp_activity_delete_by_item_id( array(
			'item_id'           => get_current_blog_id(),
			'secondary_item_id' => $comment_id,
			'component'         => $activity_comment_object->component_id,
			'type'              => $activity_comment_object->action_id,
			'user_id'           => false,
		) );
	}

	/**
	 * Fires after the custom post type comment activity was removed.
	 *
	 * @since 2.5.0
	 *
	 * @param bool       $deleted              True if the activity was deleted false otherwise
	 * @param WP_Comment $comment              Comment object.
	 * @param object     $activity_post_object The post type tracking args object.
	 * @param string     $value                The post type comment activity type.
	 */
	do_action( 'bp_activity_post_type_remove_comment', $deleted, $comment_id, $activity_post_object, $activity_comment_object->action_id );

	return $deleted;
}