FIx html5 compile.

source/funkin/InitState.hx

@@ -387,6 +387,7 @@ class InitState extends FlxState
           fnfsTargetPath: params.stage.stagePath,
         }));
     }
+    #if sys
     else if (params.song.shouldLoadSong && params.song.songPath != null)
     {
       FlxG.switchState(() -> new ChartPlaytestState(
@@ -399,6 +400,13 @@ class InitState extends FlxState
       // FlxG.sound.cache(Paths.music('freakyMenu/freakyMenu'));
       FlxG.switchState(() -> new TitleState());
     }
+    #else
+    else
+    {
+      // FlxG.sound.cache(Paths.music('freakyMenu/freakyMenu'));
+      FlxG.switchState(() -> new TitleState());
+    }
+    #end
   }
 
   /**

source/funkin/ui/debug/ChartPlaytestState.hx

@@ -1,5 +1,6 @@
 package funkin.ui.debug;
 
+#if sys
 import flixel.FlxSubState;
 import flixel.text.FlxText;
 import flixel.tweens.FlxTween;
@@ -146,3 +147,4 @@ typedef ChartPlaytestStateParams =
 {
   fnfcFilePath:Null<String>
 };
+#end

source/funkin/util/file/FNFCUtil.hx

@@ -1,5 +1,6 @@
 package funkin.util.file;
 
+#if sys
 import funkin.data.song.SongData.SongChartData;
 import funkin.ui.transition.LoadingState;
 import funkin.audio.FunkinSound;
@@ -184,3 +185,4 @@ class FNFCUtil
     return song;
   }
 }
+#end