Few more regex-based replacements where parser failed

Author: RReverser

src/library_egl.js

@@ -639,7 +639,7 @@ var LibraryEGL = {
   eglSwapBuffers__proxy: 'sync',
   eglSwapBuffers: (dpy, surface) => {
 #if PROXY_TO_WORKER
-    if (Browser.doSwapBuffers) Browser.doSwapBuffers();
+    Browser.doSwapBuffers?.();
 #endif
 
     if (!EGL.defaultDisplayInitialized) {

src/library_html5.js

@@ -1251,7 +1251,7 @@ var LibraryHTML5 = {
       var newWidth = (cssWidth * dpiScale)|0;
       var newHeight = (cssHeight * dpiScale)|0;
       setCanvasElementSize(target, newWidth, newHeight);
-      if (target.GLctxObject) target.GLctxObject.GLctx.viewport(0, 0, newWidth, newHeight);
+      target.GLctxObject?.GLctx.viewport(0, 0, newWidth, newHeight);
     }
     return restoreOldStyle;
   },
@@ -1330,7 +1330,7 @@ var LibraryHTML5 = {
         document.documentElement.style.overflow = oldDocumentOverflow; // Chrome, Firefox
         document.body.scroll = oldDocumentScroll; // IE
         canvas.style.imageRendering = oldImageRendering;
-        if (canvas.GLctxObject) canvas.GLctxObject.GLctx.viewport(0, 0, oldWidth, oldHeight);
+        canvas.GLctxObject?.GLctx.viewport(0, 0, oldWidth, oldHeight);
 
         if (currentFullscreenStrategy.canvasResizedCallback) {
 #if PTHREADS
@@ -1435,7 +1435,7 @@ var LibraryHTML5 = {
 
     if (inPixelPerfectFullscreenMode) {
       setCanvasElementSize(canvas, w, h);
-      if (canvas.GLctxObject) canvas.GLctxObject.GLctx.viewport(0, 0, w, h);
+      canvas.GLctxObject?.GLctx.viewport(0, 0, w, h);
     }
 
     // Back to CSS pixels.

src/library_openal.js

@@ -1911,11 +1911,11 @@ var LibraryOpenAL = {
     // This clean-up might be unnecessary (paranoid) ?
 
     // May happen if user hasn't decided to grant or deny input
-    if (c.mediaStreamSourceNode) c.mediaStreamSourceNode.disconnect();
-    if (c.mergerNode) c.mergerNode.disconnect();
-    if (c.splitterNode) c.splitterNode.disconnect();
+    c.mediaStreamSourceNode?.disconnect();
+    c.mergerNode?.disconnect();
+    c.splitterNode?.disconnect();
     // May happen if user hasn't decided to grant or deny input
-    if (c.scriptProcessorNode) c.scriptProcessorNode.disconnect();
+    c.scriptProcessorNode?.disconnect();
     if (c.mediaStream) {
       // Disabling the microphone of the browser.
       // Without this operation, the red dot on the browser tab page will remain.

src/library_sdl.js

@@ -1504,7 +1504,7 @@ var LibrarySDL = {
       }
     }
     var audio = /** @type {HTMLMediaElement} */ (SDL.music.audio);
-    if (audio) audio.pause();
+    audio?.pause();
     SDL.music.audio = undefined;
   },
 
@@ -2933,13 +2933,13 @@ var LibrarySDL = {
   Mix_PauseMusic__proxy: 'sync',
   Mix_PauseMusic: () => {
     var audio = /** @type {HTMLMediaElement} */ (SDL.music.audio);
-    if (audio) audio.pause();
+    audio?.pause();
   },
 
   Mix_ResumeMusic__proxy: 'sync',
   Mix_ResumeMusic: () => {
     var audio = SDL.music.audio;
-    if (audio) audio.play();
+    audio?.play();
   },
 
   Mix_HaltMusic__proxy: 'sync',
@@ -3031,7 +3031,7 @@ var LibrarySDL = {
       return;
     }
     var info = SDL.channels[channel];
-    if (info?.audio) info.audio.play();
+    info?.audio?.play();
   },
 
   // SDL TTF