Provide an API to dart:developer to control the web server hosting the Service Protocol

sdk/lib/_internal/js_runtime/lib/developer_patch.dart

Index: sdk/lib/_internal/js_runtime/lib/developer_patch.dart
diff --git a/sdk/lib/_internal/js_runtime/lib/developer_patch.dart b/sdk/lib/_internal/js_runtime/lib/developer_patch.dart
index b1073b2e6f9a2f3c195e6ef032cc9b57fd9a824a..b9e35b2773fe899833de572514aa959581c72255 100644
--- a/sdk/lib/_internal/js_runtime/lib/developer_patch.dart
+++ b/sdk/lib/_internal/js_runtime/lib/developer_patch.dart
@@ -105,3 +105,23 @@ void _reportTaskEvent(int start,
                       String argumentsAsJson) {
  // TODO.
 }
+
+@patch
+int _getServiceMajorVersion() {
+  return 0;
+}
+
+@patch
+int _getServiceMinorVersion() {
+  return 0;
+}
+
+@patch
+void _getServerInfo(SendPort sp) {
+  sp.send(null);
+}
+
+@patch
+void _webServerControl(SendPort sp, bool enable) {
+  sp.send(null);
+}