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Bug 780168 - Avoid a couple QIs in nsDocShell::GetInterface(nsIDocument); r=bz
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@ -951,11 +951,9 @@ NS_IMETHODIMP nsDocShell::GetInterface(const nsIID & aIID, void **aSink)
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}
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else if (aIID.Equals(NS_GET_IID(nsIDocument)) &&
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NS_SUCCEEDED(EnsureContentViewer())) {
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nsCOMPtr<nsIDOMDocument> domDoc;
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mContentViewer->GetDOMDocument(getter_AddRefs(domDoc));
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if (!domDoc)
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return NS_NOINTERFACE;
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return domDoc->QueryInterface(aIID, aSink);
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nsCOMPtr<nsIDocument> doc = mContentViewer->GetDocument();
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doc.forget(aSink);
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return *aSink ? NS_OK : NS_NOINTERFACE;
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}
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else if (aIID.Equals(NS_GET_IID(nsIApplicationCacheContainer))) {
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*aSink = nullptr;
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