remove now all the files fro depot for PDF API since we generate them at build time

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

-#include "SkPdfMacOsFileInformationDictionary_autogen.h"
-
-std::string SkPdfMacOsFileInformationDictionary::Subtype() const {
-  std::string ret;
-  if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Subtype", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return "";
-}
-
-std::string SkPdfMacOsFileInformationDictionary::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 "";
-}
-
-SkPdfStream* SkPdfMacOsFileInformationDictionary::ResFork() const {
-  SkPdfStream* ret;
-  if (StreamFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "ResFork", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return NULL;
-}