2733070: Rename observer to URLLoaderNetworkServiceObserver

https://chromium-review.googlesource.com/c/chromium/src/+/2733070

shell/browser/electron_browser_context.cc

@@ -352,8 +352,8 @@ ElectronBrowserContext::GetURLLoaderFactory() {
 
   auto* storage_partition =
       content::BrowserContext::GetDefaultStoragePartition(this);
-  params->auth_cert_observer =
-      storage_partition->CreateAuthAndCertObserverForNavigationRequest(-1);
+  params->url_loader_network_observer =
+      storage_partition->CreateURLLoaderNetworkObserverForNavigationRequest(-1);
   storage_partition->GetNetworkContext()->CreateURLLoaderFactory(
       std::move(factory_receiver), std::move(params));
   url_loader_factory_ =