Bug 29163 SafeRunnable needs to be accessible in JFace
We need to be able to access the SafeRunnable in JFace in order that some error protection can be added to preferences and properties dialogs.
bundles/org.eclipse.ui.workbench/extensions/org/eclipse/jface/wizard/ProgressMonitorPart.java
fCancelComponent.addListener(SWT.Selection, fCancelListener);
	}
	/**
	 * Implements <code>IProgressMonitor.beginTask</code>.
	 * @see IProgressMonitor#beginTask(java.lang.String, int)
	 */
	public void beginTask(String name, int totalWork) {
		fTaskName= name;
		updateLabel();
		if (totalWork == IProgressMonitor.UNKNOWN || totalWork == 0) {
			fProgressIndicator.beginAnimatedTask();
		} else {
			fProgressIndicator.beginTask(totalWork);
		}	
	}
	/**
	 * Implements <code>IProgressMonitor.done</code>.
	 * @see IProgressMonitor#done()
	 */
	public void done() {
		fLabel.setText("");
		fProgressIndicator.sendRemainingWork();
		fProgressIndicator.done();
	}
	/**
	 * Escapes any occurrence of '&' in the given String so that
	 * it is not considered as a mnemonic
	 * character in SWT ToolItems, MenuItems, Button and Labels.
	 */
	protected static String escapeMetaCharacters(String in) {