Bug 51557 [formatter] pref page - restore defaults should select "Default" profile
Clicking on "Restore Defaults" should select the "Default [built-in]" profile.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/formatter/CodingStyleConfigurationBlock.java
private static final String PREF_LASTLOADPATH= JavaUI.ID_PLUGIN + ".codeformatter.loadpath"; 
	private static final String PREF_LASTSAVEPATH= JavaUI.ID_PLUGIN + ".codeformatter.savepath"; 
	
	
	private class StoreUpdater implements Observer {
		
		public StoreUpdater() {
			fProfileManager.addObserver(this);
		}
		public void update(Observable o, Object arg) {
			final int value= ((Integer)arg).intValue();
			switch (value) {
			case ProfileManager.PROFILE_DELETED_EVENT:
			case ProfileManager.PROFILE_RENAMED_EVENT:
			case ProfileManager.PROFILE_CREATED_EVENT:
			case ProfileManager.SETTINGS_CHANGED_EVENT:
				try {
					fProfileStore.writeProfiles(fProfileManager.getSortedProfiles());
				} catch (Exception x) {
					JavaPlugin.log(x);
				}
			}
		}
	}
	
	
	private class ProfileComboController implements Observer, SelectionListener {