Use the upstream translation extension

app/index.js

@@ -141,6 +141,7 @@ async function main() {
     require('@jupyterlab/terminal-extension'),
     require('@jupyterlab/theme-light-extension'),
     require('@jupyterlab/theme-dark-extension'),
+    require('@jupyterlab/translation-extension'),
     // Add the "Hub Control Panel" menu option when running in JupyterHub
     require('@jupyterlab/hub-extension')
   ];

app/package.json

@@ -62,6 +62,8 @@
     "@jupyterlab/theme-light-extension": "~3.1.11",
     "@jupyterlab/tooltip": "~3.1.11",
     "@jupyterlab/tooltip-extension": "~3.1.11",
+    "@jupyterlab/translation": "~3.1.11",
+    "@jupyterlab/translation-extension": "~3.1.11",
     "@jupyterlab/ui-components": "~3.1.11",
     "@jupyterlab/vega5-extension": "~3.1.12",
     "@lumino/algorithm": "~1.6.0",
@@ -115,6 +117,7 @@
     "@jupyterlab/theme-dark-extension": "^3.1.11",
     "@jupyterlab/theme-light-extension": "^3.1.11",
     "@jupyterlab/tooltip-extension": "^3.1.11",
+    "@jupyterlab/translation-extension": "^3.1.11",
     "@jupyterlab/vega5-extension": "^3.1.12",
     "@retrolab/application": "^0.3.6",
     "@retrolab/application-extension": "^0.3.6",
@@ -178,7 +181,8 @@
       "@jupyterlab/terminal-extension",
       "@jupyterlab/theme-dark-extension",
       "@jupyterlab/theme-light-extension",
-      "@jupyterlab/tooltip-extension"
+      "@jupyterlab/tooltip-extension",
+      "@jupyterlab/translation-extension"
     ],
     "singletonPackages": [
       "@jupyterlab/application",
@@ -205,6 +209,7 @@
       "@jupyterlab/statusbar",
       "@jupyterlab/terminal",
       "@jupyterlab/tooltip",
+      "@jupyterlab/translation",
       "@jupyterlab/ui-components",
       "@lumino/algorithm",
       "@lumino/application",

packages/application-extension/src/index.ts

@@ -27,7 +27,7 @@ import { DocumentWidget } from '@jupyterlab/docregistry';
 
 import { IMainMenu } from '@jupyterlab/mainmenu';
 
-import { ITranslator, TranslationManager } from '@jupyterlab/translation';
+import { ITranslator } from '@jupyterlab/translation';
 
 import { RetroApp, RetroShell, IRetroShell } from '@retrolab/application';
 
@@ -483,19 +483,6 @@ const topVisibility: JupyterFrontEndPlugin<void> = {
   autoStart: true
 };
 
-/**
- * A simplified Translator
- */
-const translator: JupyterFrontEndPlugin<ITranslator> = {
-  id: '@retrolab/application-extension:translator',
-  activate: (app: JupyterFrontEnd<JupyterFrontEnd.IShell>): ITranslator => {
-    const translationManager = new TranslationManager();
-    return translationManager;
-  },
-  autoStart: true,
-  provides: ITranslator
-};
-
 /**
  * The default tree route resolver plugin.
  */
@@ -657,7 +644,6 @@ const plugins: JupyterFrontEndPlugin<any>[] = [
   tabTitle,
   title,
   topVisibility,
-  translator,
   tree,
   treePathUpdater,
   zen

yarn.lock

@@ -2570,6 +2570,17 @@
     "@lumino/messaging" "^1.4.3"
     "@lumino/widgets" "^1.19.0"
 
+"@jupyterlab/translation-extension@^3.1.11":
+  version "3.1.11"
+  resolved "https://registry.yarnpkg.com/@jupyterlab/translation-extension/-/translation-extension-3.1.11.tgz#62deaf4e7a75282258c6a4fd82bb7e3638892a4d"
+  integrity sha512-FrdH1x0DpYz45T6r/z5bGlOc/JgMQEdpRk1j3HmJUZyoh7aQcc9dNCzfnj7gpeNRL2aMqRKdsOiBXecKuun2hg==
+  dependencies:
+    "@jupyterlab/application" "^3.1.11"
+    "@jupyterlab/apputils" "^3.1.11"
+    "@jupyterlab/mainmenu" "^3.1.11"
+    "@jupyterlab/settingregistry" "^3.1.11"
+    "@jupyterlab/translation" "^3.1.11"
+
 "@jupyterlab/translation@^3.1.11":
   version "3.1.11"
   resolved "https://registry.yarnpkg.com/@jupyterlab/translation/-/translation-3.1.11.tgz#b3158d813c0779324f8dd5aa2b1c7fd6ffcbcfef"