refactoring for pdf viewer lib

experimental/PdfViewer/autogen/SkPdfFDFFileAnnotationDictionary_autogen.h

 #ifndef __DEFINED__SkPdfFDFFileAnnotationDictionary
 #define __DEFINED__SkPdfFDFFileAnnotationDictionary
 
 #include "SkPdfUtils.h"
 #include "SkPdfEnums_autogen.h"
 #include "SkPdfArray_autogen.h"
 #include "SkPdfDictionary_autogen.h"
 
 // Additional entry for annotation dictionaries in an FDF file
 class SkPdfFDFFileAnnotationDictionary : public SkPdfDictionary {
@@ skipping 514 matching lines @@
 
   SkPdfFDFFileAnnotationDictionary& operator=(const SkPdfFDFFileAnnotationDictionary& from) {this->fPodofoDoc = from.fPodofoDoc; this->fPodofoObj = from.fPodofoObj; return *this;}
 
 /** (Required for annotations in FDF files) The ordinal page number on which
  *  this annotation should appear, where page 0 is the first page.
 **/
   bool has_Page() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Page", "", NULL));
   }
 
-  long Page() const {
-    long ret;
-    if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Page", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return 0;
-  }
-
+  long Page() const;
 };
 
 #endif  // __DEFINED__SkPdfFDFFileAnnotationDictionary