Bug 94921 Inconsistent hyperlink descriptions in Java Editor preference page [preferences]
I20050509-2010: Typing: Hover of compiler warnings and spell checking preferences links show same description Code Assist: Missing hover for restricted references link Syntax Coloring: Wrong description for text editors link
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavaEditorColoringConfigurationBlock.java
*/
    private int convertWidthInCharsToPixels(int chars) {
        
        if (fFontMetrics == null)
            return 0;
        return Dialog.convertWidthInCharsToPixels(fFontMetrics, chars);
    }
	/**
     * Returns the number of pixels corresponding to the height of the given
     * number of characters.
     * <p>
     * This method may only be called after <code>initializeDialogUnits</code>
     * has been called.
     * </p>
     * <p>
     * Clients may call this framework method, but should not override it.
     * </p>
     * 
     * @param chars
     *            the number of characters
     * @return the number of pixels
     */
    private int convertHeightInCharsToPixels(int chars) {
        
        if (fFontMetrics == null)
            return 0;
        return Dialog.convertHeightInCharsToPixels(fFontMetrics, chars);
    }
    
	public void initialize() {