1 files changed, 18 insertions, 2 deletions
diff --git a/browser/components/urlbar/UrlbarPrefs.sys.mjs b/browser/components/urlbar/UrlbarPrefs.sys.mjs
index 022d0b1c7c..cd8a6b0f4c 100644
--- a/browser/components/urlbar/UrlbarPrefs.sys.mjs
+++ b/browser/components/urlbar/UrlbarPrefs.sys.mjs
@@ -65,7 +65,7 @@ const PREF_URLBAR_DEFAULTS = new Map([
   ["autoFill.stddevMultiplier", [0.0, "float"]],
 
   // Feature gate pref for clipboard suggestions in the urlbar.
-  ["clipboard.featureGate", true],
+  ["clipboard.featureGate", false],
 
   // Whether to show a link for using the search functionality provided by the
   // active view if the the view utilizes OpenSearch.
@@ -1507,12 +1507,28 @@ class Preferences {
         return this.shouldHandOffToSearchModePrefs.some(
           prefName => !this.get(prefName)
         );
-      case "autoFillAdaptiveHistoryUseCountThreshold":
+      case "autoFillAdaptiveHistoryUseCountThreshold": {
         const nimbusValue =
           this._nimbus.autoFillAdaptiveHistoryUseCountThreshold;
         return nimbusValue === undefined
           ? this.get("autoFill.adaptiveHistory.useCountThreshold")
           : parseFloat(nimbusValue);
+      }
+      case "potentialExposureKeywords": {
+        // Get the keywords array from Nimbus or prefs and convert it to a Set.
+        // If the value comes from Nimbus, it will already be an array. If it
+        // comes from prefs, it should be a stringified array.
+        let value = this._readPref(pref);
+        if (typeof value == "string") {
+          try {
+            value = JSON.parse(value);
+          } catch (e) {}
+        }
+        if (!Array.isArray(value)) {
+          value = null;
+        }
+        return new Set(value);
+      }
     }
     return this._readPref(pref);
   }