Bug 100174 [preferences] New link on Java Editor pref page does not honor dialog font
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavaEditorAppearanceConfigurationBlock.java
link.setText(text);
		link.addSelectionListener(new SelectionAdapter() {
			public void widgetSelected(SelectionEvent e) {
				PreferencesUtil.createPreferenceDialogOn(shell, "org.eclipse.ui.preferencePages.GeneralTextEditor", null, null); 
			}
		});
		
		
		link.setToolTipText(PreferencesMessages.JavaEditorPreferencePage_link_tooltip); 
		
		
		GridData gridData= new GridData(SWT.FILL, SWT.BEGINNING, true, false);
		gridData.widthHint= 150; 
		link.setLayoutData(gridData);
		
		addFiller(contents);
	}
	
	private void addFiller(Composite composite) {
		PixelConverter pixelConverter= new PixelConverter(composite);
		
		Label filler= new Label(composite, SWT.LEFT );
		GridData gd= new GridData(GridData.HORIZONTAL_ALIGN_FILL);
		gd.horizontalSpan= 2;
		gd.heightHint= pixelConverter.convertHeightInCharsToPixels(1) / 2;
		filler.setLayoutData(gd);
	}
	
	/**
     * Returns the number of pixels corresponding to the width of the given