simplify http response construction; deprecate httpcodes

examples/protobuf/src/protobuf.rs

@@ -10,7 +10,6 @@ use actix_web::http::header::{CONTENT_TYPE, CONTENT_LENGTH};
 use actix_web::{Responder, HttpMessage, HttpRequest, HttpResponse};
 use actix_web::dev::HttpResponseBuilder;
 use actix_web::error::{Error, PayloadError, ResponseError};
-use actix_web::httpcodes::{HttpBadRequest, HttpPayloadTooLarge};
 
 
 #[derive(Fail, Debug)]
@@ -36,8 +35,8 @@ impl ResponseError for ProtoBufPayloadError {
 
     fn error_response(&self) -> HttpResponse {
         match *self {
-            ProtoBufPayloadError::Overflow => HttpPayloadTooLarge.into(),
-            _ => HttpBadRequest.into(),
+            ProtoBufPayloadError::Overflow => HttpResponse::PayloadTooLarge().into(),
+            _ => HttpResponse::BadRequest().into(),
         }
     }
 }

examples/web-cors/backend/src/main.rs

@@ -7,9 +7,7 @@ extern crate actix_web;
 extern crate env_logger;
 
 use std::env;
-use actix_web::{
-    http, middleware, server,
-    Application};
+use actix_web::{http, middleware, server, Application};
 
 mod user;
 use user::info;

examples/web-cors/backend/src/user.rs

@@ -1,4 +1,4 @@
-use actix_web::*;
+use actix_web::{Error, HttpMessage, HttpResponse, HttpRequest};
 use futures::Future;
 
 
@@ -14,6 +14,6 @@ pub fn info(req: HttpRequest) -> Box<Future<Item=HttpResponse, Error=Error>> {
     req.json()
         .from_err()
         .and_then(|res: Info| {
-            Ok(httpcodes::HttpOk.build().json(res)?)
+            Ok(HttpResponse::Ok().json(res))
         }).responder()
 }