Limit methods server add on can access

Reviewed By: mweststrate

Differential Revision: D34076174

fbshipit-source-id: e51a1b08dab54de6b7dc82ca59ec18a10f81ddd7

desktop/flipper-server-core/src/plugins/ServerAddOn.tsx

@@ -13,12 +13,15 @@ import {
   ServerAddOnDesktopToModuleConnection,
   FlipperServerForServerAddOn,
 } from './ServerAddOnDesktopToModuleConnection';
-import {ServerAddOnModuleToDesktopConnection} from './ServerAddOnModuleToDesktopConnection';
+import {
+  ServerAddOnModuleToDesktopConnection,
+  ServerAddOnPluginConnection,
+} from './ServerAddOnModuleToDesktopConnection';
 
 type ServerAddOnCleanup = () => Promise<void>;
 interface ServerAddOnModule {
   serverAddOn?: (
-    connection: ServerAddOnModuleToDesktopConnection,
+    connection: ServerAddOnPluginConnection,
     {flipperServer}: {flipperServer: FlipperServerForServerAddOn},
   ) => Promise<ServerAddOnCleanup>;
 }