Bug 78901 Restore defaults does not work on Java > Compiler preference page [preferences] [compiler]
I200411170800. I want to go back to default compiler settings, but the "Restore Defaults" button doesn't appear to do anything.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/TodoTaskPreferencePage.java
public static final String ID= "org.eclipse.jdt.ui.preferences.TodoTaskPreferencePage"; 
	private TodoTaskConfigurationBlock fConfigurationBlock;
	public TodoTaskPreferencePage() {
		setPreferenceStore(JavaPlugin.getDefault().getPreferenceStore());
		setDescription(PreferencesMessages.getString("TodoTaskPreferencePage.description")); 
		
		
		setTitle(PreferencesMessages.getString("TodoTaskPreferencePage.title")); 
	}
		
	
	/*
	 * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
	 */
	public void createControl(Composite parent) {
		IStatusChangeListener listener= new IStatusChangeListener() {
			public void statusChanged(IStatus status) {
				setPreferenceContentStatus(status);
			}
		};		
		fConfigurationBlock= new TodoTaskConfigurationBlock(listener, getProject());
		
		super.createControl(parent);
		if (isProjectPreferencePage()) {
			WorkbenchHelp.setHelp(getControl(), IJavaHelpContextIds.TODOTASK_PROPERTY_PAGE);
		} else {