Bug 69424 TVT3.0: Multiple Mnemonics in Tasks -> Filters
From the main Workbench view, click the Task menu (drop down arrow) and select Filters. There are duplicated mnemonics for (D). See the attached screenshot.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/DialogMarkerFilter.java
* Creates a check box button with the given parent and text.
     *
     * @param parent the parent composite
     * @param text the text for the check box
     * @param grabRow <code>true</code>to grab the remaining horizontal space, <code>false</code> otherwise
     * @return the check box button
     */
    protected Button createCheckbox(Composite parent, String text,
            boolean grabRow) {
        Button button = new Button(parent, SWT.CHECK);
        if (grabRow) {
            GridData gridData = new GridData(GridData.FILL_HORIZONTAL);
            button.setLayoutData(gridData);
        }
        button.setText(text);
        button.addSelectionListener(selectionListener);
        button.setFont(parent.getFont());
        return button;
    }
    /**
     * Creates a combo box with the given parent, items, and selection
     *
     * @param parent the parent composite
     * @param items the items for the combo box
     * @param selectionIndex the index of the item to select
     * @return the combo box
     */
    protected Combo createCombo(Composite parent, String[] items,
            int selectionIndex) {
        Combo combo = new Combo(parent, SWT.DROP_DOWN | SWT.READ_ONLY);