Improve hidpi color swatch sizes in layer selectors on MSW.

common/widgets/color_swatch.cpp

@@ -146,16 +146,6 @@ COLOR_SWATCH::COLOR_SWATCH( wxWindow* aParent, const COLOR4D& aColor, int aID,
     m_checkerboardSize = ConvertDialogToPixels( CHECKERBOARD_SIZE_DU );
     m_checkerboardBg = aParent->GetBackgroundColour();
 
-#ifdef __WXMSW__
-    // These need additional scaling on Windows because of some discrepancy between pixel and
-    // content scaling that only affects certain widgets on Windows HiDPI.  On other platforms, the
-    // value returned by ConvertDialogToPixels appears to be correct.
-    DPI_SCALING_COMMON dpi( nullptr, aParent );
-
-    m_size /= dpi.GetContentScaleFactor();
-    m_checkerboardSize /= dpi.GetContentScaleFactor();
-#endif
-
     auto sizer = new wxBoxSizer( wxHORIZONTAL );
     SetSizer( sizer );
 

gerbview/widgets/gbr_layer_box_selector.cpp

@@ -37,12 +37,7 @@ void GBR_LAYER_BOX_SELECTOR::Resync()
     Freeze();
     Clear();
 
-#ifdef __WXMSW__
-    DPI_SCALING_COMMON dpi( nullptr, this );
-    int size = static_cast<int>( 14 / dpi.GetContentScaleFactor() );
-#else
     const int size = 14;
-#endif
 
     GERBER_FILE_IMAGE_LIST& images = GERBER_FILE_IMAGE_LIST::GetImagesList();
 

pcbnew/pcb_layer_box_selector.cpp

@@ -43,12 +43,7 @@ void PCB_LAYER_BOX_SELECTOR::Resync()
     Freeze();
     Clear();
 
-#ifdef __WXMSW__
-    DPI_SCALING_COMMON dpi( nullptr, this );
-    int size = static_cast<int>( 14 / dpi.GetContentScaleFactor() );
-#else
     const int size = 14;
-#endif
 
     LSET show = LSET::AllLayersMask() & ~m_layerMaskDisable;
     LSET activated = getEnabledLayers() & ~m_layerMaskDisable;