Bug 1275917 - 1st transaction on dontresused h2 session r=hurley

netwerk/protocol/http/Http2Session.cpp

@@ -384,6 +384,17 @@ Http2Session::AddStream(nsAHttpTransaction *aHttpTransaction,
     mConnection = aHttpTransaction->Connection();
   }
 
+  if (mClosed || mShouldGoAway) {
+    nsHttpTransaction *trans = aHttpTransaction->QueryHttpTransaction();
+    if (trans && !trans->GetPushedStream()) {
+      LOG3(("Http2Session::AddStream %p atrans=%p trans=%p session unusable - resched.\n",
+            this, aHttpTransaction, trans));
+      aHttpTransaction->SetConnection(nullptr);
+      gHttpHandler->InitiateTransaction(trans, trans->Priority());
+      return true;
+    }
+  }
+
   aHttpTransaction->SetConnection(this);
 
   if (aUseTunnel) {

netwerk/protocol/http/SpdySession31.cpp

@@ -338,6 +338,17 @@ SpdySession31::AddStream(nsAHttpTransaction *aHttpTransaction,
     mConnection = aHttpTransaction->Connection();
   }
 
+  if (mClosed || mShouldGoAway) {
+    nsHttpTransaction *trans = aHttpTransaction->QueryHttpTransaction();
+    if (trans && !trans->GetPushedStream()) {
+      LOG3(("SpdySession31::AddStream %p atrans=%p trans=%p session unusable - resched.\n",
+            this, aHttpTransaction, trans));
+      aHttpTransaction->SetConnection(nullptr);
+      gHttpHandler->InitiateTransaction(trans, trans->Priority());
+      return true;
+    }
+  }
+
   aHttpTransaction->SetConnection(this);
 
   if (aUseTunnel) {

netwerk/protocol/http/nsHttpConnectionMgr.cpp

@@ -1861,6 +1861,8 @@ nsHttpConnectionMgr::ProcessNewTransaction(nsHttpTransaction *trans)
 
     Http2PushedStream *pushedStream = trans->GetPushedStream();
     if (pushedStream) {
+        LOG(("  ProcessNewTransaction %p tied to h2 session push %p\n",
+             trans, pushedStream->Session()));
         return pushedStream->Session()->
             AddStream(trans, trans->Priority(), false, nullptr) ?
             NS_OK : NS_ERROR_UNEXPECTED;