| Index: Source/core/page/NetworkStateNotifier.h
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| diff --git a/Source/core/page/NetworkStateNotifier.h b/Source/core/page/NetworkStateNotifier.h
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| index e60b93b64ff7636ee1e9cef386ce53ca59750f31..138aaf52dd24d29c9ce69ad0fa9bd7be9317b10b 100644
|
| --- a/Source/core/page/NetworkStateNotifier.h
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| +++ b/Source/core/page/NetworkStateNotifier.h
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| @@ -69,8 +69,10 @@ public:
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| void setWebConnectionType(blink::WebConnectionType);
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|
|
| - // Must be called on the context's thread. An added observer must be
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| - // removed before its ExecutionContext is deleted.
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| + // Must be called on the context's thread. An added observer must be removed
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| + // before its ExecutionContext is deleted. It's possible for an observer to
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| + // be called twice for the same event if it is first removed and then added
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| + // during notification.
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| void addObserver(NetworkStateObserver*, ExecutionContext*);
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| void removeObserver(NetworkStateObserver*, ExecutionContext*);
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|