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
}
                    for (int i = 0; i < selectedTypes.length; i++) {
						typesToExportField.add(selectedTypes[i]);
					}
                }
            }
        }
    }
    /**
     * Persists resource specification control setting that are to be restored
     * in the next instance of this page. Subclasses wishing to persist additional
     * setting for their controls should extend hook method 
     * <code>internalSaveWidgetValues</code>.
     */
    protected void saveWidgetValues() {
        IDialogSettings settings = getDialogSettings();
        if (settings != null) {
            String pageName = getName();
            
            String[] selectedTypesNames = settings
                    .getArray(STORE_SELECTED_TYPES_ID + pageName);
            if (selectedTypesNames == null) {
				selectedTypesNames = new String[0];
			}
            if (exportSpecifiedTypesRadio.getSelection()) {
                selectedTypesNames = addToHistory(selectedTypesNames,
                        typesToExportField.getText());
            }
            settings
                    .put(STORE_SELECTED_TYPES_ID + pageName, selectedTypesNames);