diff --git a/include/wx/msw/dc.h b/include/wx/msw/dc.h
index 50dd717d9f..a27b70dab3 100644
--- a/include/wx/msw/dc.h
+++ b/include/wx/msw/dc.h
@@ -77,7 +77,6 @@ public:
     virtual bool CanGetTextExtent() const wxOVERRIDE;
     virtual int GetDepth() const wxOVERRIDE;
     virtual wxSize GetPPI() const wxOVERRIDE;
-    virtual double GetContentScaleFactor() const wxOVERRIDE;
 
 
     virtual void SetMapMode(wxMappingMode mode) wxOVERRIDE;
diff --git a/src/msw/dc.cpp b/src/msw/dc.cpp
index 6e9209baa1..39ac13ec3d 100644
--- a/src/msw/dc.cpp
+++ b/src/msw/dc.cpp
@@ -2555,11 +2555,6 @@ wxSize wxMSWDCImpl::GetPPI() const
     return ppi;
 }
 
-double wxMSWDCImpl::GetContentScaleFactor() const
-{
-    return GetPPI().y / 96.0;
-}
-
 // ----------------------------------------------------------------------------
 // DC caching
 // ----------------------------------------------------------------------------