refactoring for pdf viewer lib

experimental/PdfViewer/autogen/SkPdfDocumentInformationDictionary_autogen.cpp

+#include "SkPdfDocumentInformationDictionary_autogen.h"
+
+std::string SkPdfDocumentInformationDictionary::Title() const {
+  std::string ret;
+  if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Title", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return "";
+}
+
+std::string SkPdfDocumentInformationDictionary::Author() const {
+  std::string ret;
+  if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Author", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return "";
+}
+
+std::string SkPdfDocumentInformationDictionary::Subject() const {
+  std::string ret;
+  if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Subject", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return "";
+}
+
+std::string SkPdfDocumentInformationDictionary::Keywords() const {
+  std::string ret;
+  if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Keywords", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return "";
+}
+
+std::string SkPdfDocumentInformationDictionary::Creator() const {
+  std::string ret;
+  if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Creator", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return "";
+}
+
+std::string SkPdfDocumentInformationDictionary::Producer() const {
+  std::string ret;
+  if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Producer", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return "";
+}
+
+SkPdfDate SkPdfDocumentInformationDictionary::CreationDate() const {
+  SkPdfDate ret;
+  if (DateFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "CreationDate", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return SkPdfDate();
+}
+
+SkPdfDate SkPdfDocumentInformationDictionary::ModDate() const {
+  SkPdfDate ret;
+  if (DateFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "ModDate", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return SkPdfDate();
+}
+
+std::string SkPdfDocumentInformationDictionary::Trapped() const {
+  std::string ret;
+  if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Trapped", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return "";
+}
+