Added FEC policy per stream, which is translated to an FEC protection

net/quic/quic_headers_stream.cc

Index: net/quic/quic_headers_stream.cc
diff --git a/net/quic/quic_headers_stream.cc b/net/quic/quic_headers_stream.cc
index aab8571553d2bf4ea5525fb8465723de28907260..c158e085055cc1d0bc8e9fdb4fc939a5cd3ddaae 100644
--- a/net/quic/quic_headers_stream.cc
+++ b/net/quic/quic_headers_stream.cc
@@ -174,6 +174,7 @@ QuicHeadersStream::QuicHeadersStream(QuicSession* session)
       spdy_framer_visitor_(new SpdyFramerVisitor(this)) {
   spdy_framer_.set_visitor(spdy_framer_visitor_.get());
   spdy_framer_.set_debug_visitor(spdy_framer_visitor_.get());
+  // TODO(jri): Set headers to be always FEC protected.
   DisableFlowControl();
 }