SkString SkPdfFreeTextAnnotationDictionary::Subtype(SkPdfNativeDoc* doc) {
  SkPdfNativeObject* ret = get("Subtype", "");
  if (doc) {ret = doc->resolveReference(ret);}
  if ((ret != NULL && ret->isName()) || (doc == NULL && ret != NULL && ret->isReference())) return ret->nameValue2();
  // TODO(edisonn): warn about missing required field, assert for known good pdfs
  return SkString();
}
SkString SkPdfCIDFontDescriptorDictionary::Lang(SkPdfNativeDoc* doc) {
  SkPdfNativeObject* ret = get("Lang", "");
  if (doc) {ret = doc->resolveReference(ret);}
  if ((ret != NULL && ret->isName()) || (doc == NULL && ret != NULL && ret->isReference())) return ret->nameValue2();
  // TODO(edisonn): warn about missing default value for optional fields
  return SkString();
}
SkString SkPdfStructureTreeRootDictionary::getIDTreeAsName(SkPdfNativeDoc* doc) {
  SkPdfNativeObject* ret = get("IDTree", "");
  if (doc) {ret = doc->resolveReference(ret);}
  if ((ret != NULL && ret->isName()) || (doc == NULL && ret != NULL && ret->isReference())) return ret->nameValue2();
  // TODO(edisonn): warn about missing default value for optional fields
  return SkString();
}
SkString SkPdfGroupAttributesDictionary::Type(SkPdfNativeDoc* doc) {
  SkPdfNativeObject* ret = get("Type", "");
  if (doc) {ret = doc->resolveReference(ret);}
  if ((ret != NULL && ret->isName()) || (doc == NULL && ret != NULL && ret->isReference())) return ret->nameValue2();
  // TODO(edisonn): warn about missing default value for optional fields
  return SkString();
}
SkString SkPdfTrapNetworkAppearanceStreamDictionary::PCM(SkPdfNativeDoc* doc) {
  SkPdfNativeObject* ret = get("PCM", "");
  if (doc) {ret = doc->resolveReference(ret);}
  if ((ret != NULL && ret->isName()) || (doc == NULL && ret != NULL && ret->isReference())) return ret->nameValue2();
  // TODO(edisonn): warn about missing required field, assert for known good pdfs
  return SkString();
}