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/Dialog.java
* @see org.eclipse.jface.dialogs.IDialogBlockedHandler#showBlocked(org.eclipse.swt.widgets.Shell,
         *      org.eclipse.core.runtime.IProgressMonitor,
         *      org.eclipse.core.runtime.IStatus, java.lang.String)
         */
        public void showBlocked(Shell parentShell, IProgressMonitor blocking,
                IStatus blockingStatus, String blockedName) {
            
        }
    };
    /**
     * Creates a dialog instance. Note that the window will have no visual
     * representation (no widgets) until it is told to open. By default,
     * <code>open</code> blocks for dialogs.
     * 
     * @param parentShell
     *            the parent shell, or <code>null</code> to create a top-level
     *            shell
     */
    protected Dialog(Shell parentShell) {
        super(parentShell);
        setShellStyle(SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
        setBlockOnOpen(true);
        if (parentShell == null && Policy.DEBUG_DIALOG_NO_PARENT)
            Policy.getLog().log(
                    new Status(IStatus.INFO, Policy.JFACE, IStatus.INFO, this
                            .getClass()
                            + " created with no shell",
                            new Exception()));
    }
    /**