refactor folders to make prepare for native pdf parser

experimental/PdfViewer/autogen/SkPdfShadingDictionary_autogen.cpp

-#include "SkPdfShadingDictionary_autogen.h"
-
-long SkPdfShadingDictionary::ShadingType() const {
-  long ret;
-  if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "ShadingType", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return 0;
-}
-
-std::string SkPdfShadingDictionary::getColorSpaceAsName() const {
-  std::string ret = "";
-  if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "ColorSpace", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return "";
-}
-
-SkPdfArray* SkPdfShadingDictionary::getColorSpaceAsArray() const {
-  SkPdfArray* ret = NULL;
-  if (ArrayFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "ColorSpace", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return NULL;
-}
-
-SkPdfArray* SkPdfShadingDictionary::Background() const {
-  SkPdfArray* ret;
-  if (ArrayFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Background", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return NULL;
-}
-
-SkRect* SkPdfShadingDictionary::BBox() const {
-  SkRect* ret;
-  if (SkRectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "BBox", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return NULL;
-}
-
-bool SkPdfShadingDictionary::AntiAlias() const {
-  bool ret;
-  if (BoolFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "AntiAlias", "", &ret)) return ret;
-  // TODO(edisonn): warn about missing required field, assert for known good pdfs
-  return false;
-}