loplugin:constparams in vcl

Change-Id: I36afe2107e07ffb9b73c0b76be600e3e999a0fd4
Reviewed-on: https://gerrit.libreoffice.org/40116
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

1 files changed, 3 insertions, 3 deletions

diff --git a/include/vcl/filter/pdfdocument.hxx b/include/vcl/filter/pdfdocument.hxx
index 09288326e921..16c4edc81f30 100644
--- a/include/vcl/filter/pdfdocument.hxx
+++ b/include/vcl/filter/pdfdocument.hxx
@@ -322,13 +322,13 @@ class VCL_DLLPUBLIC PDFDocument
     /// Write the appearance object as part of signing.
     sal_Int32 WriteAppearanceObject();
     /// Write the annot object as part of signing.
-    sal_Int32 WriteAnnotObject(PDFObjectElement& rFirstPage, sal_Int32 nSignatureId, sal_Int32 nAppearanceId);
+    sal_Int32 WriteAnnotObject(PDFObjectElement const & rFirstPage, sal_Int32 nSignatureId, sal_Int32 nAppearanceId);
     /// Write the updated Page object as part of signing.
     bool WritePageObject(PDFObjectElement& rFirstPage, sal_Int32 nAnnotId);
     /// Write the updated Catalog object as part of signing.
     bool WriteCatalogObject(sal_Int32 nAnnotId, PDFReferenceElement*& pRoot);
     /// Write the updated cross-references as part of signing.
-    void WriteXRef(sal_uInt64 nXRefOffset, PDFReferenceElement* pRoot);
+    void WriteXRef(sal_uInt64 nXRefOffset, PDFReferenceElement const * pRoot);
 
 public:
     PDFDocument();
@@ -337,7 +337,7 @@ public:
     /// @name Low-level functions, to be used by PDFElement subclasses.
     //@{
     /// Decode a hex dump.
-    static std::vector<unsigned char> DecodeHexString(PDFHexStringElement* pElement);
+    static std::vector<unsigned char> DecodeHexString(PDFHexStringElement const * pElement);
     static OString ReadKeyword(SvStream& rStream);
     static size_t FindStartXRef(SvStream& rStream);
     void ReadXRef(SvStream& rStream);