Add a QuicHttpStream class.

net/quic/reliable_quic_stream.cc

Index: net/quic/reliable_quic_stream.cc
diff --git a/net/quic/reliable_quic_stream.cc b/net/quic/reliable_quic_stream.cc
index d3e7cf81c4dc3887f105bdad05b1be726fb63d0d..ce60be5af1ca32112d9946c9f5d62475e77e3cbf 100644
--- a/net/quic/reliable_quic_stream.cc
+++ b/net/quic/reliable_quic_stream.cc
@@ -96,12 +96,12 @@ int ReliableQuicStream::WriteData(StringPiece data, bool fin) {
     return 0;
   }
 
-  session()->WriteData(id(), data, offset_, fin);
+  int rv = session()->WriteData(id(), data, offset_, fin);
   offset_ += data.length();
   if (fin) {
     CloseWriteSide();
   }
-  return data.length();
+  return rv;
 }
 
 void ReliableQuicStream::CloseReadSide() {
@@ -112,6 +112,7 @@ void ReliableQuicStream::CloseReadSide() {
 
   read_side_closed_ = true;
   if (write_side_closed_) {
+    LOG(INFO) << "Closing stream: " << id();
     session_->CloseStream(id());
   }
 }
@@ -124,6 +125,7 @@ void ReliableQuicStream::CloseWriteSide() {
 
   write_side_closed_ = true;
   if (read_side_closed_) {
+    LOG(INFO) << "Closing stream: " << id();
     session_->CloseStream(id());
   }
 }