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-rw-r--r--background_scripts/main.coffee6
1 files changed, 4 insertions, 2 deletions
diff --git a/background_scripts/main.coffee b/background_scripts/main.coffee
index 1f6f1c0b..ab7e881a 100644
--- a/background_scripts/main.coffee
+++ b/background_scripts/main.coffee
@@ -363,9 +363,11 @@ HintCoordinator =
try
port.postMessage request
catch
- # If a frame has gone away, then we remove it from consideration.
- tabState[tabId].frameIds = tabState[tabId].frameIds.filter (fId) -> fId != frameId
+ # A frame has gone away; remove it from consideration.
delete @tabState[tabId].ports[frameId]
+ # It could be that we're expecting hints from this frame; schedule "sending" dummy/empty hints instead.
+ Utils.nextTick =>
+ @postHintDescriptors tabId, frameId, {hintDescriptors: []} if frameId in tabState[tabId].frameIds
# We can delete the tab state when we see an "exit" message, that's the last message in the sequence.
delete @tabState[tabId] if messageType == "exit"