public function add_grouped_control( Control $control ) {
		// Prevent self-references.
		if ( $this !== $control ) {
			$this->grouped_controls[] = $control;
			$control->group_with( $this );
		}
	}
public function add_grouped_control( Control $control ) {
		// Prevent self-references.
		if ( $this !== $control ) {
			$this->grouped_controls[] = $control;
			$control->group_with( $this );
		}
	}
public function add_grouped_control ( Control $ control ) { // Prevent self-references. if ( $ this !== $ control ) { $ this -> grouped_controls [ ] = $ control ; $ control -> group_with ( $ this ) ; } }
Group another control with this one.

@param Control $control Any control.
Group another control with this one .