Bug 305200 [EditorMgmt] FileEditorMappingContentProvider could just be replaced by ArrayContentProvider
This class doesn't seem to be very useful.
bundles/org.eclipse.ui.ide/extensions/org/eclipse/ui/dialogs/WizardExportPage.java
if (initialTypesFieldValue != null) {
			typesToExportField.setText(initialTypesFieldValue);
		}
    }
    /**
     * Display an error dialog with the specified message.
     *
     * @param message the error message
     */
    protected void displayErrorDialog(String message) {
        MessageDialog.open(MessageDialog.ERROR, getContainer().getShell(), IDEWorkbenchMessages.WizardExportPage_errorDialogTitle, message, SWT.SHEET);
    }
    /**
     * Displays a description message that indicates a selection of resources
     * of the specified size.
     *
     * @param selectedResourceCount the resource selection size to display
     */
    protected void displayResourcesSelectedCount(int selectedResourceCount) {
        if (selectedResourceCount == 1) {
			resourceDetailsDescription.setText(IDEWorkbenchMessages.WizardExportPage_oneResourceSelected);
		} else {
			resourceDetailsDescription
                    .setText(NLS.bind(IDEWorkbenchMessages.WizardExportPage_resourceCountMessage, new Integer(selectedResourceCount)));
		}
    }
    /**
     * Obsolete method. This was implemented to handle the case where ensureLocal()
     * needed to be called but it doesn't use it any longer.
     *