Bug 1425097 - We do not to close h2 connection in case one stream gets 425. r=mcmanus

--HG--
extra : rebase_source : c4b2a5633fbe74a9dfa4be419f0444cbc3eda234

netwerk/protocol/http/nsHttpTransaction.cpp

@@ -1665,6 +1665,9 @@ nsHttpTransaction::HandleContentStart()
             if ((mEarlyDataDisposition == EARLY_425) && !mDoNotTryEarlyData) {
                 mDoNotTryEarlyData = true;
                 mForceRestart = true; // force restart has built in loop protection
+                if (mConnection->Version() = HTTP_VERSION_2) {
+                    mReuseOnRestart = true;
+                }
                 return NS_ERROR_NET_RESET;
             }
             break;