refactoring for pdf viewer lib

experimental/PdfViewer/autogen/SkPdfMacOsFileInformationDictionary_autogen.h

 #ifndef __DEFINED__SkPdfMacOsFileInformationDictionary
 #define __DEFINED__SkPdfMacOsFileInformationDictionary
 
 #include "SkPdfUtils.h"
 #include "SkPdfEnums_autogen.h"
 #include "SkPdfArray_autogen.h"
 #include "SkPdfDictionary_autogen.h"
 
 // Entries in a Mac OS file information dictionary
 class SkPdfMacOsFileInformationDictionary : public SkPdfDictionary {
@@ skipping 513 matching lines @@
   virtual bool valid() const {return true;}
 
   SkPdfMacOsFileInformationDictionary& operator=(const SkPdfMacOsFileInformationDictionary& from) {this->fPodofoDoc = from.fPodofoDoc; this->fPodofoObj = from.fPodofoObj; return *this;}
 
 /** (Optional) The embedded file's file type.
 **/
   bool has_Subtype() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Subtype", "", NULL));
   }
 
-  std::string 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 Subtype() const;
 /** (Optional) The embedded file's creator signature.
 **/
   bool has_Creator() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Creator", "", NULL));
   }
 
-  std::string 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 "";
-  }
-
+  std::string Creator() const;
 /** (Optional) The binary contents of the embedded file's resource fork.
 **/
   bool has_ResFork() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "ResFork", "", NULL));
   }
 
-  SkPdfStream* 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;
-  }
-
+  SkPdfStream* ResFork() const;
 };
 
 #endif  // __DEFINED__SkPdfMacOsFileInformationDictionary