Fix pref install for Firefox Android

jgraham · jgraham · commit 3f4a8517af3b · 2025-05-14T20:00:00.000+01:00
diff --git a/tools/wpt/browser.py b/tools/wpt/browser.py
@@ -501,6 +501,7 @@ def install_prefs(self, binary, dest=None, channel=None):
             elif channel is None:
                 channel = channel_
         else:
+            rev = None
             version = None
 
         if dest is None:
