Allow disabling the onboarding panel from enterprise policies

src/js/popup.js

@@ -81,14 +81,34 @@
     }
 
     // Routing to the correct panel.
-    // If localStorage is disabled, we don't show the onboarding.
+    //
+    // We do not show the onboarding panel when:
+    // 1. localStorage is disabled
+    // 2. `disableOnboarding` is set to `true` in the enterprise policies
     const onboardingData = await browser.storage.local.get([ONBOARDING_STORAGE_KEY]);
     let onboarded = onboardingData[ONBOARDING_STORAGE_KEY];
     if (!onboarded) {
       onboarded = 9;
       this.setOnboardingStage(onboarded);
     }
 
+    // If a polices file or a key in it do not exists, an error is raised.
+    // As a workaround, we catch and ignore the error if there is one. See
+    // https://bugzilla.mozilla.org/show_bug.cgi?id=1868153
+    let disableOnboarding = false;
+    try {
+      const managedStorage =
+        await browser.storage.managed.get("disableOnboarding");
+      disableOnboarding = managedStorage.disableOnboarding;
+    } catch(e) {
+      // ignore error
+    }
+
+    if (disableOnboarding) {
+      onboarded = 8;
+      this.setOnboardingStage(onboarded);
+    }
+
     switch (onboarded) {
     case 8:
       this.showAchievementOrContainersListPanel();
@@ -818,7 +838,7 @@
       const td = document.createElement("td");
       const openTabs = identity.numberOfOpenTabs || "" ;
 
       // TODO get UX and content decision on how to message and block clicks to containers with Mozilla VPN proxy configs
       // when Mozilla VPN app is disconnected.
 
       td.innerHTML = Utils.escaped`