src/vs/workbench/browser/parts/editor/titleControl.ts/TitleControl/doFillResourceDataTransfers
class TitleControl:	protected doFillResourceDataTransfers(editors: readonly EditorInput[], e: DragEvent): boolean {
		if (editors.length) {
			this.instantiationService.invokeFunction(fillEditorsDragData, editors.map(editor => ({ editor, groupId: this.group.id })), e);

			return true;
		}

		return false;
	}