Bug 48001 Don't want 'e' as variable name in throw clause
M5 'Surround with' refactoring and quick fix use 'e' as exception variable name. It should be possible to configure this
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/PreferenceConstants.java
* Value is of type <code>String</code>. Valid values are: 
	 * <code>REFACTOR_FATAL_SEVERITY</code>,
	 * <code>REFACTOR_ERROR_SEVERITY</code>,
	 * <code>REFACTOR_WARNING_SEVERITY</code>
	 * <code>REFACTOR_INFO_SEVERITY</code>,
	 * <code>REFACTOR_OK_SEVERITY</code>.
	 * </p>
	 * 
	 * @see #REFACTOR_FATAL_SEVERITY
	 * @see #REFACTOR_ERROR_SEVERITY
	 * @see #REFACTOR_WARNING_SEVERITY
	 * @see #REFACTOR_INFO_SEVERITY
	 * @see #REFACTOR_OK_SEVERITY
	 */
	public static final String REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD= "Refactoring.ErrorPage.severityThreshold"; 
	/**
	 * A string value used by the named preference <code>REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD</code>.
	 * 
	 * @see #REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD
	 */
	public static final String REFACTOR_FATAL_SEVERITY= "4"; 
	
	/**
	 * A string value used by the named preference <code>REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD</code>.
	 * 
	 * @see #REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD
	 */	
	public static final String REFACTOR_ERROR_SEVERITY= "3"; 
	/**
	 * A string value used by the named preference <code>REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD</code>.