refactor folders to make prepare for native pdf parser

experimental/PdfViewer/pdfparser/podofo/autogen/SkPdfReferenceDictionary_autogen.cpp

 #include "SkPdfReferenceDictionary_autogen.h"
 
 SkPdfFileSpec SkPdfReferenceDictionary::F() const {
   SkPdfFileSpec ret;
   if (FileSpecFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "F", "", &ret)) return ret;
   // TODO(edisonn): warn about missing required field, assert for known good pdfs
   return SkPdfFileSpec();
 }
 
 long SkPdfReferenceDictionary::getPageAsInteger() const {
   long ret = 0;
   if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Page", "", &ret)) return ret;
   // TODO(edisonn): warn about missing required field, assert for known good pdfs
   return 0;
 }
 
 std::string SkPdfReferenceDictionary::getPageAsString() const {
   std::string ret = "";
   if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Page", "", &ret)) return ret;
   // TODO(edisonn): warn about missing required field, assert for known good pdfs
   return "";
 }
 
 SkPdfArray* SkPdfReferenceDictionary::ID() const {
   SkPdfArray* ret;
   if (ArrayFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "ID", "", &ret)) return ret;
   // TODO(edisonn): warn about missing required field, assert for known good pdfs
   return NULL;
 }