Set Token-Binding HTTP header

net/spdy/spdy_session.h

Index: net/spdy/spdy_session.h
diff --git a/net/spdy/spdy_session.h b/net/spdy/spdy_session.h
index 3ad5d27138d980b3d2adf9fab5cf5d73d6bbb3ce..6c04f4adb59effbdb9390e5827cda9b0b420c641 100644
--- a/net/spdy/spdy_session.h
+++ b/net/spdy/spdy_session.h
@@ -359,6 +359,12 @@ class NET_EXPORT SpdySession : public BufferedSpdyFramerVisitorInterface,
                   bool* was_npn_negotiated,
                   NextProto* protocol_negotiated);
 
+  // Gets the Token Binding for key |key| from the TLS layer and puts it in
+  // |*out|. Returns a net error code.
+  int GetProvidedTokenBindingWithKey(
+      const scoped_ptr<crypto::ECPrivateKey>& key,
+      std::string* out);
+
   // Send a WINDOW_UPDATE frame for a stream. Called by a stream
   // whenever receive window size is increased.
   void SendStreamWindowUpdate(SpdyStreamId stream_id,