Bug 67726 Refactoring fails if validate edit returns a cancel status [refactoring]
org.eclipse.ltk.core.refactoring/src/org/eclipse/ltk/core/refactoring/RefactoringStatus.java
* Adds a <code>FATAL</code> entry filled with the given message and status to
	 * this status. The severity of this status will changed to <code>FATAL</code>. 
	 * 
	 * @param msg the message of the fatal entry
	 * @param context the context of the fatal entry
	 * 
	 * @see RefactoringStatusEntry
	 */
	public void addFatalError(String msg, RefactoringStatusContext context) {
		fEntries.add(new RefactoringStatusEntry(RefactoringStatus.FATAL, msg, context));
		fSeverity= Math.max(fSeverity, FATAL);
	}
	/**
	 * Adds a new entry filled with the given arguments to this status. The severity
	 * of this status is set to the maximum of <code>fSeverity</code> and 
	 * <code>severity</code>. 
	 * 
	 * @param severity the severity of the entry
	 * @param msg the message of the entry
	 * @param context the context of the entry. Can be <code>null</code>
	 * @param pluginId the plug-in identifier of the entry. Can be <code>null</code> if 
	 *  argument <code>code</code> equals <code>NO_CODE</code>
	 * @param code the problem code of the entry. Must be either <code>NO_CODE</code> 
	 *  or equals or greater than zero
	 */
	public void addEntry(int severity, String msg, RefactoringStatusContext context, String pluginId, int code) {
		fEntries.add(new RefactoringStatusEntry(severity, msg, context, pluginId, code));
		fSeverity= Math.max(fSeverity, severity);
	}
	/**