Bug 49719 wrong-sounding phrase in string externalization dialog [refactoring] [nls]
M6, this is a bit picky - select a java project in the Package Explorer, right-click, invoke Source -> Find Strings to Externalize... - the text on the next dialog should say "X non-externalized string(s) found."
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/actions/FindStringsToExternalizeAction.java
private NonNLSElement[] fElements;
	
	/**
	 * Creates a new <code>FindStringsToExternalizeAction</code>. The action 
	 * requires that the selection provided by the site's selection provider is of type 
	 * <code>org.eclipse.jface.viewers.IStructuredSelection</code>.
	 * 
	 * @param site the site providing context information for this action
	 */
	public FindStringsToExternalizeAction(IWorkbenchSite site) {
		super(site);
		setText(ActionMessages.getString("FindStringsToExternalizeAction.label")); 
		fElements= new NonNLSElement[0];
		WorkbenchHelp.setHelp(this, IJavaHelpContextIds.FIND_STRINGS_TO_EXTERNALIZE_ACTION);
	}
		
	/* (non-Javadoc)
	 * Method declared on SelectionDispatchAction.
	 */
	public void selectionChanged(IStructuredSelection selection) {
		try {
			setEnabled(computeEnablementState(selection));
		} catch (JavaModelException e) {
			JavaPlugin.log(e);
			setEnabled(false);
		}
	}
	
	private boolean computeEnablementState(IStructuredSelection selection) throws JavaModelException {