Bug 724584: Pass in aRequest as an nsIRequest* (instead of an nsIChannel*) in mgRequest::Init. r=jrmuizel

image/src/imgLoader.cpp

@@ -2204,7 +2204,7 @@ NS_IMETHODIMP imgCacheValidator::OnStartRequest(nsIRequest *aRequest, nsISupport
   // We use originalURI here to fulfil the imgIRequest contract on GetURI.
   nsCOMPtr<nsIURI> originalURI;
   channel->GetOriginalURI(getter_AddRefs(originalURI));
-  mNewRequest->Init(originalURI, uri, channel, channel, mNewEntry,
+  mNewRequest->Init(originalURI, uri, aRequest, channel, mNewEntry,
                     mContext, loadingPrincipal,
                     corsmode);