When an extension is unloaded, unregister all event listeners, not just the lazy ones.

extensions/browser/event_listener_map.h

Index: extensions/browser/event_listener_map.h
diff --git a/extensions/browser/event_listener_map.h b/extensions/browser/event_listener_map.h
index 6f5cea9e07d4b67d0a6645c0cdd90edb62a34ce6..94cbce42e5e7465663a6dc8c7efbd07adcecca48 100644
--- a/extensions/browser/event_listener_map.h
+++ b/extensions/browser/event_listener_map.h
@@ -154,8 +154,8 @@ class EventListenerMap {
   bool HasProcessListener(content::RenderProcessHost* process,
                           const std::string& extension_id);
 
-  // Removes any lazy listeners that |extension_id| has added.
-  void RemoveLazyListenersForExtension(const std::string& extension_id);
+  // Removes any listeners that |extension_id| has added, both lazy and regular.
+  void RemoveListenersForExtension(const std::string& extension_id);
 
   // Adds unfiltered lazy listeners as described their serialised descriptions.
   // |event_names| the names of the lazy events.