From 5191b20541fce0e3b3071124ced69c31fcaeb783 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Wed, 23 Aug 2023 16:11:08 -0400
Subject: [PATCH] emscriptenaudio: Don't bother undefining things about to be
 unreachable.

Since the top-level table is getting undefined, all the things in it will
be unreachable and eligible for garbage collection without explicitly
nulling them out.
---
 src/audio/emscripten/SDL_emscriptenaudio.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/src/audio/emscripten/SDL_emscriptenaudio.c b/src/audio/emscripten/SDL_emscriptenaudio.c
index 1fbb0274ef56f..dae5d2f7dc3ff 100644
--- a/src/audio/emscripten/SDL_emscriptenaudio.c
+++ b/src/audio/emscripten/SDL_emscriptenaudio.c
@@ -104,32 +104,22 @@ static void EMSCRIPTENAUDIO_CloseDevice(SDL_AudioDevice *device)
                 for (var i = 0; i < tracks.length; i++) {
                     SDL3.capture.stream.removeTrack(tracks[i]);
                 }
-                SDL3.capture.stream = undefined;
             }
             if (SDL3.capture.scriptProcessorNode !== undefined) {
                 SDL3.capture.scriptProcessorNode.onaudioprocess = function(audioProcessingEvent) {};
                 SDL3.capture.scriptProcessorNode.disconnect();
-                SDL3.capture.scriptProcessorNode = undefined;
             }
             if (SDL3.capture.mediaStreamNode !== undefined) {
                 SDL3.capture.mediaStreamNode.disconnect();
-                SDL3.capture.mediaStreamNode = undefined;
-            }
-            if (SDL3.capture.silenceBuffer !== undefined) {
-                SDL3.capture.silenceBuffer = undefined
             }
             SDL3.capture = undefined;
         } else {
             if (SDL3.audio.scriptProcessorNode != undefined) {
                 SDL3.audio.scriptProcessorNode.disconnect();
-                SDL3.audio.scriptProcessorNode = undefined;
             }
             if (SDL3.audio.silenceTimer !== undefined) {
                 clearInterval(SDL3.audio.silenceTimer);
             }
-            if (SDL3.audio.silenceBuffer !== undefined) {
-                SDL3.audio.silenceBuffer = undefined
-            }
             SDL3.audio = undefined;
         }
         if ((SDL3.audioContext !== undefined) && (SDL3.audio === undefined) && (SDL3.capture === undefined)) {