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
| GridData.GRAB_HORIZONTAL);
        data.widthHint = SIZING_TEXT_FIELD_WIDTH;
        typesToExportField.setLayoutData(data);
        typesToExportField.addListener(SWT.Modify, this);
        
        typesToExportEditButton = new Button(sourceGroup, SWT.PUSH);
        typesToExportEditButton.setText(IDEWorkbenchMessages.WizardExportPage_edit);
        typesToExportEditButton.setLayoutData(new GridData(
                GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL
                        | GridData.VERTICAL_ALIGN_END));
        typesToExportEditButton.addListener(SWT.Selection, this);
        
        resourceDetailsButton = new Button(sourceGroup, SWT.PUSH);
        resourceDetailsButton.setText(IDEWorkbenchMessages.WizardExportPage_details);
        resourceDetailsButton.addListener(SWT.Selection, this);
        
        resourceDetailsDescription = new Label(sourceGroup, SWT.NONE);
        data = new GridData(GridData.HORIZONTAL_ALIGN_FILL
                | GridData.GRAB_HORIZONTAL);
        data.horizontalSpan = 2;
        resourceDetailsDescription.setLayoutData(data);
        
        resetSelectedResources();
        exportAllTypesRadio.setSelection(initialExportAllTypesValue);
        exportSpecifiedTypesRadio.setSelection(!initialExportAllTypesValue);
        typesToExportField.setEnabled(!initialExportAllTypesValue);
        typesToExportEditButton.setEnabled(!initialExportAllTypesValue);
        if (initialExportFieldValue != null) {
			resourceNameField.setText(initialExportFieldValue);
		}