Bug 123786 Following bug 109980, the compliance 6.0 should be added to the compiler's compliance list.
If the JRE/JDK used is a 1.6/6.0 VM, then the compliance 6.0 should be available. Compliance 1.6 implies source level 1.6 and target level 1.6.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/PreferencesMessages.java
private static final String BUNDLE_NAME= "org.eclipse.jdt.internal.ui.preferences.PreferencesMessages";
	private PreferencesMessages() {
		
	}
	public static String BuildPathsPropertyPage_error_message;
	public static String BuildPathsPropertyPage_error_title;
	public static String BuildPathsPropertyPage_job_title;
	public static String BuildPathsPropertyPage_no_java_project_message;
	public static String BuildPathsPropertyPage_closed_project_message;
	public static String BuildPathsPropertyPage_unsavedchanges_title;
	public static String BuildPathsPropertyPage_unsavedchanges_message;
	public static String BuildPathsPropertyPage_unsavedchanges_button_save;
	public static String BuildPathsPropertyPage_unsavedchanges_button_discard;
	public static String BuildPathsPropertyPage_unsavedchanges_button_ignore;
	public static String ClasspathVariablesPreferencePage_title;
	public static String ClasspathVariablesPreferencePage_description;
	public static String ClasspathVariablesPreferencePage_savechanges_title;