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

experimental/PdfViewer/pdfparser/podofo/autogen/SkPdfType5HalftoneDictionary_autogen.cpp

-#include "SkPdfType5HalftoneDictionary_autogen.h"
-
-std::string SkPdfType5HalftoneDictionary::Type() const {
-  std::string ret;
-  if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Type", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return "";
-}
-
-double SkPdfType5HalftoneDictionary::HalftoneType() const {
-  double ret;
-  if (DoubleFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "HalftoneType", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return 0;
-}
-
-std::string SkPdfType5HalftoneDictionary::HalftoneName() const {
-  std::string ret;
-  if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "HalftoneName", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return "";
-}
-
-/*
-SkPdfDictionary* SkPdfType5HalftoneDictionary::get[any_colorant_name]AsDictionary() const {
-  SkPdfDictionary* ret = NULL;
-  if (DictionaryFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "[any_colorant_name]", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return NULL;
-}
-
-SkPdfStream* SkPdfType5HalftoneDictionary::get[any_colorant_name]AsStream() const {
-  SkPdfStream* ret = NULL;
-  if (StreamFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "[any_colorant_name]", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return NULL;
-}
-
-*/
-SkPdfDictionary* SkPdfType5HalftoneDictionary::getDefaultAsDictionary() const {
-  SkPdfDictionary* ret = NULL;
-  if (DictionaryFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Default", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return NULL;
-}
-
-SkPdfStream* SkPdfType5HalftoneDictionary::getDefaultAsStream() const {
-  SkPdfStream* ret = NULL;
-  if (StreamFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Default", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return NULL;
-}