1 files changed, 0 insertions, 9 deletions
diff --git a/ext/bg/js/backend.js b/ext/bg/js/backend.js
index 5061557b..7d68ed84 100644
--- a/ext/bg/js/backend.js
+++ b/ext/bg/js/backend.js
@@ -22,7 +22,6 @@ class Backend {
         this.translator = new Translator();
         this.anki = new AnkiNull();
         this.options = null;
-        this.sequence = 0;
     }
 
     async prepare() {
@@ -37,14 +36,6 @@ class Backend {
         }
     }
 
-    sequenceNew() {
-        return this.sequence++;
-    }
-
-    sandbox() {
-        return document.getElementById('sandbox').contentWindow;
-    }
-
     onOptionsUpdated(options) {
         this.options = utilIsolate(options);