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-rw-r--r--background_scripts/main.coffee2
1 files changed, 1 insertions, 1 deletions
diff --git a/background_scripts/main.coffee b/background_scripts/main.coffee
index 76fbcd96..929d5537 100644
--- a/background_scripts/main.coffee
+++ b/background_scripts/main.coffee
@@ -303,7 +303,7 @@ Frames =
unregisterFrame: ({tabId, frameId}) ->
# FrameId 0 is the top/main frame. We never unregister that frame. If the tab is closing, then we tidy
# up elsewhere. If the tab is navigating to a new page, then a new top frame will be along soon.
- # This mitigates against the unregister and register messages arriving in the "wrong" order.
+ # This mitigates against the unregister and register messages arriving out of order. See #2125.
if 0 < frameId
if tabId of frameIdsForTab
frameIdsForTab[tabId] = (fId for fId in frameIdsForTab[tabId] when fId != frameId)