Unify some code

core/fpdfapi/parser/cpdf_document.h

Index: core/fpdfapi/parser/cpdf_document.h
diff --git a/core/fpdfapi/parser/cpdf_document.h b/core/fpdfapi/parser/cpdf_document.h
index d8e5cb977ed545bd06052d930a58e7e424377551..3e38ae72171bdbcf9735b6423df049cbab2e9a7e 100644
--- a/core/fpdfapi/parser/cpdf_document.h
+++ b/core/fpdfapi/parser/cpdf_document.h
@@ -26,6 +26,7 @@ class CPDF_Font;
 class CPDF_FontEncoding;
 class CPDF_IccProfile;
 class CPDF_Image;
+class CPDF_Linearized;
 class CPDF_Parser;
 class CPDF_Pattern;
 class CPDF_StreamAcc;
@@ -85,7 +86,7 @@ class CPDF_Document : public CPDF_IndirectObjectHolder {
   CPDF_IccProfile* LoadIccProfile(CPDF_Stream* pStream);
 
   void LoadDoc();
-  void LoadLinearizedDoc(CPDF_Dictionary* pLinearizationParams);
+  void LoadLinearizedDoc(const CPDF_Linearized* pLinearizationParams);
   void LoadPages();
 
   void CreateNewDoc();