Bug 190061 [Metadata] Update @since tags for new API
Patch to follow
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/CellEditor.java
*/
    protected CellEditor(Composite parent) {
        this(parent, defaultStyle);
    }
    /**
     * Creates a new cell editor under the given parent control.
     * The cell editor has no cell validator.
     *
     * @param parent the parent control
     * @param style the style bits
     * @since 2.1
     */
    protected CellEditor(Composite parent, int style) {
        this.style = style;
        create(parent);
    }
    /**
     * Activates this cell editor.
     * <p>
     * The default implementation of this framework method
     * does nothing. Subclasses may reimplement.
     * </p>
     */
    public void activate() {
    }
    /**
     * Adds a listener to this cell editor.
     * Has no effect if an identical listener is already registered.
     *
     * @param listener a cell editor listener