refactoring for pdf viewer lib

experimental/PdfViewer/autogen/SkPdfVariableTextFieldDictionary_autogen.cpp

+#include "SkPdfVariableTextFieldDictionary_autogen.h"
+
+SkPdfDictionary* SkPdfVariableTextFieldDictionary::DR() const {
+  SkPdfDictionary* ret;
+  if (DictionaryFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "DR", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return NULL;
+}
+
+std::string SkPdfVariableTextFieldDictionary::DA() const {
+  std::string ret;
+  if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "DA", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return "";
+}
+
+long SkPdfVariableTextFieldDictionary::Q() const {
+  long ret;
+  if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Q", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return 0;
+}
+