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Bug 814470 - Fix a leak when channel setup in AsyncFetchAndSetIconFromNetwork fails by not tracking the channel in the first place and thus avoiding a circular references. r=mak

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This commit is contained in:
Nils Maier 2012-11-27 14:52:54 -05:00
parent e0d26ab437
commit ffca6c1146
2 changed files with 10 additions and 15 deletions
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24
toolkit/components/places/AsyncFaviconHelpers.cpp
View File

@ -548,11 +548,6 @@ AsyncFetchAndSetIconFromNetwork::AsyncFetchAndSetIconFromNetwork(
AsyncFetchAndSetIconFromNetwork::~AsyncFetchAndSetIconFromNetwork()
{
nsCOMPtr<nsIThread> thread;
(void)NS_GetMainThread(getter_AddRefs(thread));
if (mChannel) {
(void)NS_ProxyRelease(thread, mChannel, true);
}
}
NS_IMETHODIMP
@ -570,22 +565,20 @@ AsyncFetchAndSetIconFromNetwork::Run()
nsCOMPtr<nsIURI> iconURI;
nsresult rv = NS_NewURI(getter_AddRefs(iconURI), mIcon.spec);
NS_ENSURE_SUCCESS(rv, rv);
rv = NS_NewChannel(getter_AddRefs(mChannel), iconURI);
nsCOMPtr<nsIChannel> channel;
rv = NS_NewChannel(getter_AddRefs(channel), iconURI);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIInterfaceRequestor> listenerRequestor =
do_QueryInterface(reinterpret_cast<nsISupports*>(this));
NS_ENSURE_STATE(listenerRequestor);
rv = mChannel->SetNotificationCallbacks(listenerRequestor);
rv = channel->SetNotificationCallbacks(listenerRequestor);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIPrivateBrowsingChannel> pbChannel = do_QueryInterface(mChannel);
nsCOMPtr<nsIPrivateBrowsingChannel> pbChannel = do_QueryInterface(channel);
if (pbChannel) {
rv = pbChannel->SetPrivate(mFaviconLoadPrivate);
NS_ENSURE_SUCCESS(rv, rv);
}
rv = mChannel->AsyncOpen(this, nullptr);
NS_ENSURE_SUCCESS(rv, rv);
return NS_OK;
return channel->AsyncOpen(this, nullptr);
}
NS_IMETHODIMP
@ -629,7 +622,6 @@ AsyncFetchAndSetIconFromNetwork::AsyncOnChannelRedirect(
, nsIAsyncVerifyRedirectCallback *cb
)
{
mChannel = newChannel;
(void)cb->OnRedirectVerifyCallback(NS_OK);
return NS_OK;
}
@ -670,7 +662,11 @@ AsyncFetchAndSetIconFromNetwork::OnStopRequest(nsIRequest* aRequest,
return NS_OK;
}
mIcon.expiration = GetExpirationTimeFromChannel(mChannel);
nsCOMPtr<nsIChannel> channel = do_QueryInterface(aRequest);
// aRequest should always QI to nsIChannel.
// See AsyncFetchAndSetIconFromNetwork::Run()
MOZ_ASSERT(channel);
mIcon.expiration = GetExpirationTimeFromChannel(channel);
rv = OptimizeIconSize(mIcon, favicons);
NS_ENSURE_SUCCESS(rv, rv);

1
toolkit/components/places/AsyncFaviconHelpers.h
View File

@ -197,7 +197,6 @@ public:
protected:
IconData mIcon;
PageData mPage;
nsCOMPtr<nsIChannel> mChannel;
const bool mFaviconLoadPrivate;
};