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/ActionMarkCompleted.java
/**
     * @param provider
     */
    public ActionMarkCompleted(ISelectionProvider provider) {
        super(provider, Messages.getString("markCompletedAction.title")); 
        setEnabled(false);
    }
    /* (non-Javadoc)
     * @see org.eclipse.jface.action.Action#run()
     */
    public void run() {
        try {
            ResourcesPlugin.getWorkspace().run(new IWorkspaceRunnable() {
                public void run(IProgressMonitor monitor) {
                    for (Iterator iterator = getStructuredSelection()
                            .iterator(); iterator.hasNext();) {
                        Object obj = iterator.next();
                        if (obj instanceof IMarker) {
                            IMarker marker = (IMarker) obj;
                            try {
                                marker.setAttribute(IMarker.DONE, true);
                            } catch (CoreException e) {
                            }
                        }
                    }