inline GfxLink::SwapIn

only called from one site

Change-Id: I2f8cb927df2f4f389c5d1bee19845aed5535663b
Reviewed-on: https://gerrit.libreoffice.org/61437
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

include/vcl/gfxlink.hxx

@@ -67,8 +67,8 @@ private:
     GfxLinkType     meType;
     sal_uInt32      mnUserId;
 
-    std::shared_ptr<sal_uInt8> mpSwapInData;
-    std::shared_ptr<SwapOutData> mpSwapOutData;
+    mutable std::shared_ptr<sal_uInt8> mpSwapInData;
+    mutable std::shared_ptr<SwapOutData> mpSwapOutData;
 
     sal_uInt32      mnSwapInDataSize;
     MapMode         maPrefMapMode;
@@ -108,7 +108,6 @@ public:
     bool                ExportNative( SvStream& rOStream ) const;
 
     void                SwapOut();
-    void                SwapIn();
     bool                IsSwappedOut() const { return( bool(mpSwapOutData) ); }
 
     bool                IsEMF() const; // WMF & EMF stored under the same type (NativeWmf)

vcl/source/gdi/gfxlink.cxx

@@ -79,8 +79,14 @@ bool GfxLink::IsNative() const
 const sal_uInt8* GfxLink::GetData() const
 {
     if( IsSwappedOut() )
-        const_cast<GfxLink*>(this)->SwapIn();
-
+    {
+        auto pData = GetSwapInData();
+        if (pData)
+        {
+            mpSwapInData = pData;
+            mpSwapOutData.reset();
+        }
+    }
     return mpSwapInData.get();
 }
 
@@ -167,19 +173,6 @@ void GfxLink::SwapOut()
     }
 }
 
-void GfxLink::SwapIn()
-{
-    if( IsSwappedOut() )
-    {
-        auto pData = GetSwapInData();
-        if (pData)
-        {
-            mpSwapInData = pData;
-            mpSwapOutData.reset();
-        }
-    }
-}
-
 bool GfxLink::ExportNative( SvStream& rOStream ) const
 {
     if( GetDataSize() )