Fix HTML5 Compiling Issues

Author: Raltyro

source/funkin/Preferences.hx

@@ -415,6 +415,7 @@ class Preferences
     return value;
   }
 
+  #if desktop
   /**
    * What audio device should it playback sounds to.
    * @default Default
@@ -438,6 +439,7 @@ class Preferences
 
     return value;
   }
+  #end
 
   /**
    * If enabled, the game will hide the mouse when taking a screenshot.
@@ -508,6 +510,7 @@ class Preferences
     setDebugDisplayMode(Preferences.debugDisplay);
     setDebugDisplayBGOpacity(Preferences.debugDisplayBGOpacity / 100);
 
+    #if desktop
     // Apply audio device preference, if failed, fallback to Default.
     FlxG.sound.deviceName = Preferences.audioDevice;
     if (FlxG.sound.deviceName == Preferences.audioDevice)
@@ -519,6 +522,7 @@ class Preferences
       Preferences.audioDevice = "Default";
       FlxG.sound.automaticDefaultDevice = true;
     }
+    #end
 
     #if web
     toggleFramerateCap(Preferences.unlockedFramerate);

source/funkin/ui/options/PreferencesMenu.hx

@@ -382,9 +382,11 @@ class PreferencesMenu extends Page<OptionsState.OptionsMenuPageName>
   {
     camFollow.setPosition(640, 30);
     menuCamera.snapToTarget();
+    #if desktop
     FlxG.sound.onDefaultDeviceChanged.remove(refreshAudioDeviceItem);
     FlxG.sound.onDeviceAdded.remove(refreshAudioDeviceItem);
     FlxG.sound.onDeviceRemoved.remove(refreshAudioDeviceItem);
+    #end
     super.exit();
   }
 }