Move the logic for delaying 0-RTT QUIC POST from the QuicStreamFactory

net/quic/bidirectional_stream_quic_impl.h

Index: net/quic/bidirectional_stream_quic_impl.h
diff --git a/net/quic/bidirectional_stream_quic_impl.h b/net/quic/bidirectional_stream_quic_impl.h
index 7a3e6658a0eb4a15fe3e620d22bcc6a81ffd21f0..bd22cdd728781080496f6c10ce66d47217a8dfb1 100644
--- a/net/quic/bidirectional_stream_quic_impl.h
+++ b/net/quic/bidirectional_stream_quic_impl.h
@@ -75,6 +75,8 @@ class NET_EXPORT_PRIVATE BidirectionalStreamQuicImpl
 
   // Notifies the delegate of an error.
   void NotifyError(int error);
+  // Notifies the delegate that the stream is ready.
+  void NotifyStreamReady();
   // Resets the stream and ensures that |delegate_| won't be called back.
   void ResetStream();
 
@@ -117,6 +119,10 @@ class NET_EXPORT_PRIVATE BidirectionalStreamQuicImpl
   // frame with data frame in the same packet if possible.
   bool send_request_headers_automatically_;
 
+  // True of this stream is waiting for the QUIC handshake to be confirmed
+  // before sending headers.
+  bool waiting_for_confirmation_;
+
   base::WeakPtrFactory<BidirectionalStreamQuicImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BidirectionalStreamQuicImpl);