Revert a few changes (#3641)

Author: lextm

ILSpy/AboutPage.cs

@@ -94,11 +94,7 @@ private void Display(DecompilerTextView textView)
 				};
 
 				var settings = settingsService.GetSettings<UpdateSettings>();
-#if CROSS_PLATFORM
-				checkBox.Bind(ToggleButton.IsCheckedProperty, new Binding("AutomaticUpdateCheckEnabled") { Source = settings });
-#else
 				checkBox.SetBinding(ToggleButton.IsCheckedProperty, new Binding("AutomaticUpdateCheckEnabled") { Source = settings });
-#endif
 				return new StackPanel {
 					Margin = new Thickness(0, 4, 0, 0),
 					Cursor = Cursors.Arrow,

ILSpy/Options/DisplaySettings.cs

@@ -193,11 +193,7 @@ public void LoadFromXml(XElement section)
 		public XElement SaveToXml()
 		{
 			var section = new XElement(SectionName);
-#if CROSS_PLATFORM
-			section.SetAttributeValue("Font", SelectedFont.Name);
-#else
 			section.SetAttributeValue("Font", SelectedFont.Source);
-#endif
 			section.SetAttributeValue("FontSize", SelectedFontSize);
 			section.SetAttributeValue("ShowLineNumbers", ShowLineNumbers);
 			section.SetAttributeValue("ShowMetadataTokens", ShowMetadataTokens);