Fix #217: RequestContext::connection is unused

src/server/request_context.cpp

@@ -30,7 +30,6 @@ RequestContext::RequestContext(struct MHD_Connection* connection,
                                const std::string& _url,
                                const std::string& method,
                                const std::string& version) :
-  connection(connection),
   full_url(_url),
   url(_url),
   valid_url(true),

src/server/request_context.h

@@ -85,7 +85,6 @@ class RequestContext {
     int httpResponseCode;
 
   private:
-    struct MHD_Connection* connection;
     std::string full_url;
     std::string url;
     bool valid_url;