domopt: add config option

Author: CanadaHonk

src/bootstrap.js

@@ -42,6 +42,7 @@ const startCore = () => {
       bw.webContents.executeJavaScript(readFileSync(join(__dirname, 'mainWindow.js'), 'utf8')
         .replaceAll('<hash>', hash).replaceAll('<channel>', channel)
         .replaceAll('<notrack>', oaConfig.noTrack !== false)
+        .replaceAll('<domopt>', oaConfig.domOptimizer !== false)
         .replace('<css>', (oaConfig.css ?? '').replaceAll('\\', '\\\\').replaceAll('`', '\\`')));
 
       if (oaConfig.js) bw.webContents.executeJavaScript(oaConfig.js);

src/mainWindow.js

@@ -79,5 +79,7 @@ const optimize = orig => function(...args) {
   return orig.apply(this, args);
 };
 
-Element.prototype.removeChild = optimize(Element.prototype.removeChild);
-// Element.prototype.appendChild = optimize(Element.prototype.appendChild);
+if ('<domopt>' === 'true') {
+  Element.prototype.removeChild = optimize(Element.prototype.removeChild);
+  // Element.prototype.appendChild = optimize(Element.prototype.appendChild);
+}