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

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

-#include "SkPdfPopUpAnnotationDictionary_autogen.h"
-
-std::string SkPdfPopUpAnnotationDictionary::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 SkPdfPopUpAnnotationDictionary::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 "";
-}
-
-SkPdfDictionary* SkPdfPopUpAnnotationDictionary::Parent() const {
-  SkPdfDictionary* ret;
-  if (DictionaryFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Parent", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return NULL;
-}
-
-bool SkPdfPopUpAnnotationDictionary::Open() const {
-  bool ret;
-  if (BoolFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Open", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return false;
-}