Enable bidi streaming in QUIC by default. Protected by FLAGS_quic_reloadable_flag_quic_always_enabl…

net/quic/core/quic_spdy_stream.h

Index: net/quic/core/quic_spdy_stream.h
diff --git a/net/quic/core/quic_spdy_stream.h b/net/quic/core/quic_spdy_stream.h
index 6c6c3328b7d03cb1dc8855b73147bee52720d79b..fec1fd70d3d0984bd257d0e30ff87b735caf4ed6 100644
--- a/net/quic/core/quic_spdy_stream.h
+++ b/net/quic/core/quic_spdy_stream.h
@@ -181,7 +181,10 @@ class QUIC_EXPORT_PRIVATE QuicSpdyStream : public QuicStream {
     allow_bidirectional_data_ = value;
   }
 
-  bool allow_bidirectional_data() const { return allow_bidirectional_data_; }
+  bool allow_bidirectional_data() const {
+    return FLAGS_quic_reloadable_flag_quic_always_enable_bidi_streaming ||
+           allow_bidirectional_data_;
+  }
 
   using QuicStream::CloseWriteSide;