tor-browser

commit 4bef022c014c5618ad9291276114e37992a37d37
parent 734b90da5cd51a0b113abccb98c6da192ae4f05c
Author: Henry Wilkes <henry@torproject.org>
Date:   Mon, 26 Jan 2026 14:34:03 +0000

BB 44520: Disable Experiment API (Firefox Labs).

Diffstat:
M
toolkit/components/nimbus/ExperimentAPI.sys.mjs
 | 
9
+++++++++

1 file changed, 9 insertions(+), 0 deletions(-)
diff --git a/toolkit/components/nimbus/ExperimentAPI.sys.mjs b/toolkit/components/nimbus/ExperimentAPI.sys.mjs
@@ -396,10 +396,19 @@ export const ExperimentAPI = new (class {
   }
 
   get enabled() {
+    if (AppConstants.BASE_BROWSER_VERSION) {
+      // Do not allow ExperimentsAPI (which covers either "labs", "studies" or
+      // "rollouts") in Base Browser.
+      return false;
+    }
     return this.studiesEnabled || this.labsEnabled;
   }
 
   get labsEnabled() {
+    if (AppConstants.BASE_BROWSER_VERSION) {
+      // Do not allow "Firefox Labs" in Base Browser.
+      return false;
+    }
     return Services.policies.isAllowed("FirefoxLabs");
   }