Bug 73027 [Dialogs] Buttons are too high
I20040831 Buttons are no longer oval but have a rounded rectangle shape (see first screenshot). The second screenshot shows how buttons using the small system font should look like.
bundles/org.eclipse.jface/src/org/eclipse/jface/dialogs/DialogPage.java
/**
     * The control for this dialog page.
     */
    private Control control;
    /**
     * Optional title; <code>null</code> if none.
     * 
     * @see #setTitle
     */