refactoring for pdf viewer lib

experimental/PdfViewer/autogen/SkPdfType4ShadingDictionary_autogen.cpp

+#include "SkPdfType4ShadingDictionary_autogen.h"
+
+long SkPdfType4ShadingDictionary::BitsPerCoordinate() const {
+  long ret;
+  if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "BitsPerCoordinate", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return 0;
+}
+
+long SkPdfType4ShadingDictionary::BitsPerComponent() const {
+  long ret;
+  if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "BitsPerComponent", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return 0;
+}
+
+long SkPdfType4ShadingDictionary::BitsPerFlag() const {
+  long ret;
+  if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "BitsPerFlag", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return 0;
+}
+
+SkRect* SkPdfType4ShadingDictionary::Decode() const {
+  SkRect* ret;
+  if (SkRectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Decode", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return NULL;
+}
+
+SkPdfFunction SkPdfType4ShadingDictionary::Function() const {
+  SkPdfFunction ret;
+  if (FunctionFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Function", "", &ret)) return ret;
+  // TODO(edisonn): warn about missing required field, assert for known good pdfs
+  return SkPdfFunction();
+}
+