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Bug 996508 - Don't deliver async messages which were already received. r=smaug

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This commit is contained in:
Henry Chang 2014-04-16 11:38:15 +08:00
parent a991947f6a
commit 5e9a78040a
1 changed files with 9 additions and 2 deletions
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11
content/base/src/nsFrameMessageManager.cpp
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@ -1774,6 +1774,7 @@ public:
JS::Handle<JSObject *> aCpows,
nsIPrincipal* aPrincipal)
: nsSameProcessAsyncMessageBase(aCx, aMessage, aData, aCpows, aPrincipal)
, mDelivered(false)
{
}
@ -1782,10 +1783,16 @@ public:
if (nsFrameMessageManager::sPendingSameProcessAsyncMessages) {
nsFrameMessageManager::sPendingSameProcessAsyncMessages->RemoveElement(this);
}
nsFrameMessageManager* ppm = nsFrameMessageManager::sSameProcessParentManager;
ReceiveMessage(static_cast<nsIContentFrameMessageManager*>(ppm), ppm);
if (!mDelivered) {
mDelivered = true;
nsFrameMessageManager* ppm = nsFrameMessageManager::sSameProcessParentManager;
ReceiveMessage(static_cast<nsIContentFrameMessageManager*>(ppm), ppm);
}
return NS_OK;
}
private:
bool mDelivered;
};
/**