internal static void PopulateFromUSS(StyleCatalog catalog, GUIStyle style, string blockName, string ussInPlaceStyleOverride)
        {
            // Override with style in catalog
            PopulateStyle(catalog, style, blockName);
            if (!string.IsNullOrEmpty(ussInPlaceStyleOverride))
            {
                try
                {
                    if (!ussInPlaceStyleOverride.Contains("{"))
                    {
                        // A bit of sugar syntax in case the user doesn't provide the uss class declaration.
                        ussInPlaceStyleOverride = $".{ConverterUtils.EscapeSelectorName(style.name)} {{\n{ussInPlaceStyleOverride}\n}}";
                    }

                    var styleSheet      = ConverterUtils.CompileStyleSheetContent(ussInPlaceStyleOverride);
                    var overrideCatalog = new StyleCatalog();
                    overrideCatalog.Load(new[] { styleSheet });
                    const bool useExtensionDefaultValues = false;
                    PopulateStyle(overrideCatalog, style, blockName, useExtensionDefaultValues);
                }
                catch (Exception e)
                {
                    Debug.LogError("Cannot compile style override:" + e);
                }
            }
        }