Bug 1218506 - Uninitialised value use in nsHttpTransaction::OnTransportStatus. r=mcmanus.

netwerk/protocol/http/nsHttpTransaction.cpp

@@ -94,6 +94,8 @@ nsHttpTransaction::nsHttpTransaction()
     , mConnection(nullptr)
     , mRequestHead(nullptr)
     , mResponseHead(nullptr)
+    , mReader(nullptr)
+    , mWriter(nullptr)
     , mContentLength(-1)
     , mContentRead(0)
     , mTransferSize(0)