remove unnecessary GraphicFilterImportFlags::AllowPartialStreamRead

Change-Id: I43036745b50e99dc47bb9b63f78e8f3c6eea2c89
Reviewed-on: https://gerrit.libreoffice.org/64486
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

include/vcl/graphicfilter.hxx

@@ -56,7 +56,6 @@ enum class GraphicFilterImportFlags
     SetLogsizeForJpeg      = 0x001,
     DontSetLogsizeForJpeg  = 0x002,
     ForPreview             = 0x004,
-    AllowPartialStreamRead = 0x010,
     /// Only create a bitmap, do not read pixel data.
     OnlyCreateBitmap       = 0x020,
     /// Read pixel data into an existing bitmap.
@@ -64,7 +63,7 @@ enum class GraphicFilterImportFlags
 };
 namespace o3tl
 {
-    template<> struct typed_flags<GraphicFilterImportFlags> : is_typed_flags<GraphicFilterImportFlags, 0x0077> {};
+    template<> struct typed_flags<GraphicFilterImportFlags> : is_typed_flags<GraphicFilterImportFlags, 0x0067> {};
 }
 
 #define IMP_BMP                 "SVBMP"

vcl/source/filter/graphicfilter.cxx

@@ -1705,10 +1705,6 @@ ErrCode GraphicFilter::ImportGraphic( Graphic& rGraphic, const OUString& rPath,
             else if ( (*pFilterData)[ i ].Name == "AllowPartialStreamRead" )
             {
                 (*pFilterData)[ i ].Value >>= bAllowPartialStreamRead;
-                if ( bAllowPartialStreamRead )
-                    nImportFlags |= GraphicFilterImportFlags::AllowPartialStreamRead;
-                else
-                    nImportFlags &=~GraphicFilterImportFlags::AllowPartialStreamRead;
             }
             else if ( (*pFilterData)[ i ].Name == "CreateNativeLink" )
             {