Improve profiling steps

lib/cartodb/middleware/context/db-conn-setup.js

@@ -3,12 +3,15 @@ const _ = require('underscore');
 module.exports = function dbConnSetup (pgConnection) {
     return function dbConnSetupMiddleware(req, res, next) {
         const user = res.locals.user;
+
         pgConnection.setDBConn(user, res.locals, (err) => {
+            req.profiler.done('setDBConn');
+
             if (err) {
                 if (err.message && -1 !== err.message.indexOf('name not found')) {
                     err.http_status = 404;
                 }
-                req.profiler.done('req2params');
+
                 return next(err);
             }
 
@@ -21,8 +24,6 @@ module.exports = function dbConnSetup (pgConnection) {
 
             res.set('X-Served-By-DB-Host', res.locals.dbhost);
 
-            req.profiler.done('req2params');
-
             next(null);
         });
     };