Allow HttpServer response to include custom headers.

net/server/http_server.h

Index: net/server/http_server.h
diff --git a/net/server/http_server.h b/net/server/http_server.h
index b5ba0378d219c762c20440a7b5b96cd57adaa0c5..f4345752e2dd2b07a9965f5f7f62b3a63f851168 100644
--- a/net/server/http_server.h
+++ b/net/server/http_server.h
@@ -17,6 +17,7 @@ namespace net {
 
 class HttpConnection;
 class HttpServerRequestInfo;
+class HttpServerResponseInfo;
 class IPEndPoint;
 class WebSocket;
 
@@ -46,6 +47,7 @@ class HttpServer : public StreamListenSocket::Delegate,
   void AcceptWebSocket(int connection_id,
                        const HttpServerRequestInfo& request);
   void SendOverWebSocket(int connection_id, const std::string& data);
+  void SendResponse(int connection_id, const HttpServerResponseInfo& response);
   void Send(int connection_id,
             HttpStatusCode status_code,
             const std::string& data,