refactor folders to make prepare for native pdf parser

experimental/PdfViewer/autogen/SkPdfFreeTextAnnotationDictionary_autogen.cpp

-#include "SkPdfFreeTextAnnotationDictionary_autogen.h"
-
-std::string SkPdfFreeTextAnnotationDictionary::Subtype() const {
-  std::string ret;
-  if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Subtype", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return "";
-}
-
-std::string SkPdfFreeTextAnnotationDictionary::Contents() const {
-  std::string ret;
-  if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Contents", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return "";
-}
-
-std::string SkPdfFreeTextAnnotationDictionary::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 SkPdfFreeTextAnnotationDictionary::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;
-}