Removed obsolete call to get the Prefs Service whenever ImageNetContextImpl::GetURL(...) is called.

git-svn-id: svn://10.0.0.236/trunk@78257 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/gfx/src/nsImageNetContextAsync.cpp

@@ -797,9 +797,6 @@ ImageNetContextImpl::GetURL (ilIURL * aURL,
     rv = channel->GetLoadAttributes(&flags);
     if (NS_FAILED(rv)) goto error;
 
-    NS_WITH_SERVICE(nsIPref, prefs, kPrefCID, &rv);
-    if (NS_FAILED(rv)) return rv;
-
    if (aURL->GetBackgroundLoad()) 
       flags |= nsIChannel::LOAD_BACKGROUND;