Allow HttpServer response to include custom headers.

net/server/http_connection.h

Index: net/server/http_connection.h
diff --git a/net/server/http_connection.h b/net/server/http_connection.h
index 488d5283f8d93c1d4a8272439d4fb051054fe6e0..b0e37663d4f61b696ced07c31d9b9cfdfb11b6f2 100644
--- a/net/server/http_connection.h
+++ b/net/server/http_connection.h
@@ -15,6 +15,7 @@
 namespace net {
 
 class HttpServer;
+class HttpServerResponseInfo;
 class StreamListenSocket;
 class WebSocket;
 
@@ -24,9 +25,7 @@ class HttpConnection {
 
   void Send(const std::string& data);
   void Send(const char* bytes, int len);
-  void Send(HttpStatusCode status_code,
-            const std::string& data,
-            const std::string& content_type);
+  void Send(const HttpServerResponseInfo& response);
 
   void Shift(int num_bytes);