diff --git a/common/gal/hidpi_gl_canvas.cpp b/common/gal/hidpi_gl_canvas.cpp
index 2714797799..b867c7cb0f 100644
--- a/common/gal/hidpi_gl_canvas.cpp
+++ b/common/gal/hidpi_gl_canvas.cpp
@@ -27,19 +27,6 @@
 #include <gal/hidpi_gl_canvas.h>
 
 
-HIDPI_GL_CANVAS::HIDPI_GL_CANVAS( wxWindow *parent,
-           const wxGLAttributes& dispAttrs,
-           wxWindowID id,
-           const wxPoint& pos,
-           const wxSize& size,
-           long style,
-           const wxString& name,
-           const wxPalette& palette ) :
-    wxGLCanvas( parent, dispAttrs, id, pos, size, style, name, palette )
-{
-    initialize();
-}
-
 HIDPI_GL_CANVAS::HIDPI_GL_CANVAS( wxWindow *parent,
            wxWindowID id,
            const int *attribList,
@@ -50,7 +37,9 @@ HIDPI_GL_CANVAS::HIDPI_GL_CANVAS( wxWindow *parent,
            const wxPalette& palette ) :
     wxGLCanvas( parent, id, attribList, pos, size, style, name, palette )
 {
-    initialize();
+#ifdef RETINA_OPENGL_PATCH
+    SetViewWantsBestResolution( true );
+#endif
 }
 
 
@@ -77,11 +66,3 @@ float HIDPI_GL_CANVAS::GetBackingScaleFactor() const
     return 1.0f;
 #endif
 }
-
-
-void HIDPI_GL_CANVAS::initialize()
-{
-#ifdef RETINA_OPENGL_PATCH
-    SetViewWantsBestResolution( true );
-#endif
-}
diff --git a/include/gal/hidpi_gl_canvas.h b/include/gal/hidpi_gl_canvas.h
index e740cc8fb6..21ad331506 100644
--- a/include/gal/hidpi_gl_canvas.h
+++ b/include/gal/hidpi_gl_canvas.h
@@ -40,16 +40,6 @@
 class HIDPI_GL_CANVAS : public wxGLCanvas
 {
 public:
-    // wxGLCanvas constructor
-    HIDPI_GL_CANVAS( wxWindow *parent,
-               const wxGLAttributes& dispAttrs,
-               wxWindowID id = wxID_ANY,
-               const wxPoint& pos = wxDefaultPosition,
-               const wxSize& size = wxDefaultSize,
-               long style = 0,
-               const wxString& name = wxGLCanvasName,
-               const wxPalette& palette = wxNullPalette );
-
     // wxGLCanvas constructor
     HIDPI_GL_CANVAS( wxWindow *parent,
                wxWindowID id = wxID_ANY,
@@ -66,13 +56,6 @@ public:
 
     // wxGLCanvas override (with patch applied) or default value of 1.0
     virtual float GetBackingScaleFactor() const;
-
-
-private:
-    /**
-     * @brief Common initialization
-     */
-    void initialize();
 };
 
 #endif // HIDPI_GL_CANVAS_H