perf: performance improvements 1

electron/window/display-media-handler.rules.ts

@@ -0,0 +1,16 @@
+/**
+ * The display-media request handler is a session-level singleton. Registering
+ * it inside `createWindow()` without a guard re-installed a fresh handler
+ * (holding fresh closures) every time the window was recreated from the tray
+ * or a deep link. Registration happens at most once per app run.
+ */
+export function shouldRegisterDisplayMediaHandler(
+  platform: NodeJS.Platform,
+  alreadyConfigured: boolean
+): boolean {
+  if (alreadyConfigured) {
+    return false;
+  }
+
+  return platform === 'linux' || platform === 'win32';
+}