public static @Nullable
  PsiType getGUIComponentType(final PsiPlainTextFile file, String fieldName) {
    final Map<String, Pair<PsiType, TextRange>> fieldNameToTypeMap = getCachedData(file).myFieldNameToTypeMap;
    final Pair<PsiType, TextRange> typeRangePair = fieldNameToTypeMap.get(fieldName);
    return Pair.getFirst(typeRangePair);
  }
public static @Nullable
  PsiType getGUIComponentType(final PsiPlainTextFile file, String fieldName)