Bug 190061 [Metadata] Update @since tags for new API
Patch to follow
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/CellEditor.java
public void performDelete() {
    }
    /**
     * Performs the find action.
     * This default implementation does nothing.
     * <p>
     * Subclasses may override
     * </p>
     */
    public void performFind() {
    }
    /**
     * Performs the paste action.
     * This default implementation does nothing.
     * <p>
     * Subclasses may override
     * </p>
     */
    public void performPaste() {
    }
    /**
     * Performs the redo action.
     * This default implementation does nothing.
     * <p>
     * Subclasses may override
     * </p>
     */
    public void performRedo() {
    }
    /**