Bug 87683 [Preferences] Preferences hover should show unshortened text
bundles/org.eclipse.jface/src/org/eclipse/jface/dialogs/DialogMessageArea.java
titleLabel.setLayoutData(layoutData);
    }
    /**
     * Set the layoutData for the messageArea. In most cases this will be a copy
     * of the layoutData used in setTitleLayoutData.
     * 
     * @param layoutData
     *            the layoutData for the message area composite.
     * @see #setTitleLayoutData(Object)
     */
    public void setMessageLayoutData(Object layoutData) {
        messageComposite.setLayoutData(layoutData);
    }
    /**
     * Show the title.
     * 
     * @param titleMessage
     *            String for the titke
     * @param titleImage
     *            Image or <code>null</code>
     */
    public void showTitle(String titleMessage, Image titleImage) {
        titleLabel.setImage(titleImage);
        titleLabel.setText(titleMessage);
        restoreTitle();
        return;
    }
    /**
     * Enable the title and disable the message text and image.
     */