Bug 81099 JUnit preference does not Restore Defaults [JUnit]
I200412142000 Restore Defaults has no effect on the "Show JUnit view only when error occurs" preference.
org.eclipse.jdt.junit/src/org/eclipse/jdt/internal/junit/ui/JUnitPlugin.java
}
	/**
	 * Loads the registered JUnit launch configurations
	 */
	private void loadLaunchConfigTypeIDs() {
		fJUnitLaunchConfigTypeIDs= new ArrayList();
		IExtensionPoint extensionPoint= Platform.getExtensionRegistry().getExtensionPoint(ID_EXTENSION_POINT_JUNIT_LAUNCHCONFIGS);
		if (extensionPoint == null) {
			return;
		}
		IConfigurationElement[] configs= extensionPoint.getConfigurationElements();
		for (int i= 0; i < configs.length; i++) {
			String configTypeID= configs[i].getAttribute("configTypeID"); 
			fJUnitLaunchConfigTypeIDs.add(configTypeID);
		}
	}
	/**
	 * Returns an array of all TestRun listeners
	 */
	public List getTestRunListeners() {
		if (fTestRunListeners == null) {
			loadTestRunListeners();
		}
		return fTestRunListeners;
	}
	/**
	 * Returns an array of all JUnit launch config types
	 */
	public List getJUnitLaunchConfigTypeIDs() {
		if (fJUnitLaunchConfigTypeIDs == null) {