vcl: make PhysicalFontFamily::ImplFindByAliasName private

Change-Id: Idb0df528beb9551431fe32a69b54fe8a51cba2eb
Reviewed-on: https://gerrit.libreoffice.org/20863Reviewed-by: Chris Sherlock <chris.sherlock79@gmail.com>
Tested-by: Chris Sherlock <chris.sherlock79@gmail.com>

vcl/inc/PhysicalFontCollection.hxx

@@ -65,8 +65,6 @@ public:
     PhysicalFontFamily*     FindByTokenNames(const OUString& rTokenStr) const;
 
 protected:
-    PhysicalFontFamily*     ImplFindByAliasName(const OUString& rSearchName,
-                                                const OUString& rShortName) const;
     PhysicalFontFamily*     ImplFindBySubstFontAttr( const utl::FontNameAttr& ) const;
     PhysicalFontFamily*     ImplFindByAttributes(ImplFontAttrs nSearchType, FontWeight, FontWidth,
                                                  FontItalic, const OUString& rSearchFamily) const;
@@ -88,6 +86,8 @@ private:
     mutable int             mnFallbackCount;
 
     PhysicalFontFamily*     ImplFindBySearchName( const OUString& ) const;
+    PhysicalFontFamily*     ImplFindByAliasName(const OUString& rSearchName,
+                                                const OUString& rShortName) const;
 
     void                    InitMatchData() const;
 };