Bug 68787 [Markers] Messages need to be converted to the new format
R3.0 The fix for the missing help in the tasks view introduced a missing NL string Non-externalized string literal; it should be followed by //$NON-NLS-<n>$ MarkerView.java org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal line 298
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/ActionTaskProperties.java
public ActionTaskProperties(IWorkbenchPart part, ISelectionProvider provider) {
        super(provider, Messages.getString("propertiesAction.title")); 
        setEnabled(false);
        this.part = part;
    }
    /* (non-Javadoc)
     * @see org.eclipse.jface.action.Action#run()
     */
    public void run() {
        if (!isEnabled()) {
            return;
        }
        Object obj = getStructuredSelection().getFirstElement();
        if (!(obj instanceof IMarker)) {
            return;
        }
        IMarker marker = (IMarker) obj;
        DialogMarkerProperties dialog = new DialogTaskProperties(part.getSite()
                .getShell());
        dialog.setMarker(marker);
        dialog.open();
    }
    /* (non-Javadoc)
     * @see org.eclipse.ui.actions.SelectionProviderAction#selectionChanged(org.eclipse.jface.viewers.IStructuredSelection)
     */
    public void selectionChanged(IStructuredSelection selection) {
        setEnabled(selection != null && selection.size() == 1);
    }
}