refactoring for pdf viewer lib

experimental/PdfViewer/autogen/SkPdfComponentsWithMetadataDictionary_autogen.h

Index: experimental/PdfViewer/autogen/SkPdfComponentsWithMetadataDictionary_autogen.h
===================================================================
--- experimental/PdfViewer/autogen/SkPdfComponentsWithMetadataDictionary_autogen.h	(revision 9765)
+++ experimental/PdfViewer/autogen/SkPdfComponentsWithMetadataDictionary_autogen.h	(working copy)
@@ -531,13 +531,7 @@
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Metadata", "", NULL));
   }
 
-  SkPdfStream* Metadata() const {
-    SkPdfStream* ret;
-    if (StreamFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Metadata", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfStream* Metadata() const;
 };
 
 #endif  // __DEFINED__SkPdfComponentsWithMetadataDictionary