Disallow multiple HEADERS frames on pushed streams.

net/spdy/spdy_proxy_client_socket.h

Index: net/spdy/spdy_proxy_client_socket.h
diff --git a/net/spdy/spdy_proxy_client_socket.h b/net/spdy/spdy_proxy_client_socket.h
index 645f5c56c7dc03fcbaa11d77526cb391c27d3ba1..f4465612b58c012c24e6ac9340c4d6b374d848e1 100644
--- a/net/spdy/spdy_proxy_client_socket.h
+++ b/net/spdy/spdy_proxy_client_socket.h
@@ -92,9 +92,8 @@ class NET_EXPORT_PRIVATE SpdyProxyClientSocket : public ProxyClientSocket,
   int GetLocalAddress(IPEndPoint* address) const override;
 
   // SpdyStream::Delegate implementation.
-  void OnRequestHeadersSent() override;
-  SpdyResponseHeadersStatus OnResponseHeadersUpdated(
-      const SpdyHeaderBlock& response_headers) override;
+  void OnHeadersSent() override;
+  void OnHeadersReceived(const SpdyHeaderBlock& response_headers) override;
   void OnDataReceived(std::unique_ptr<SpdyBuffer> buffer) override;
   void OnDataSent() override;
   void OnTrailers(const SpdyHeaderBlock& trailers) override;