use hashbrown instead of std HashMap

Cargo.toml

@@ -44,10 +44,6 @@ actix-codec = "0.1.0"
 actix-connector = { git = "https://github.com/actix/actix-net.git" }
 actix-utils = { git = "https://github.com/actix/actix-net.git" }
 
-# actix-codec = { path="../actix-net/actix-codec/" }
-# actix-connector = { path="../actix-net/actix-connector/" }
-# actix-utils = { path="../actix-net/actix-utils/" }
-
 base64 = "0.10"
 backtrace = "0.3"
 bitflags = "1.0"
@@ -57,6 +53,8 @@ cookie = { version="0.11", features=["percent-encode"] }
 derive_more = "0.13"
 encoding = "0.2"
 futures = "0.1"
+hashbrown = "0.1.8"
+h2 = "0.1.16"
 http = "0.1.8"
 httparse = "1.3"
 indexmap = "1.0"

src/client/pool.rs

@@ -1,5 +1,5 @@
 use std::cell::RefCell;
-use std::collections::{HashMap, VecDeque};
+use std::collections::VecDeque;
 use std::io;
 use std::rc::Rc;
 use std::time::{Duration, Instant};
@@ -7,9 +7,10 @@ use std::time::{Duration, Instant};
 use actix_codec::{AsyncRead, AsyncWrite};
 use actix_service::Service;
 use futures::future::{ok, Either, FutureResult};
-use futures::sync::oneshot;
 use futures::task::AtomicTask;
+use futures::unsync::oneshot;
 use futures::{Async, Future, Poll};
+use hashbrown::HashMap;
 use http::uri::Authority;
 use indexmap::IndexSet;
 use slab::Slab;

src/extensions.rs

@@ -1,40 +1,13 @@
 use std::any::{Any, TypeId};
-use std::collections::HashMap;
 use std::fmt;
 use std::hash::{BuildHasherDefault, Hasher};
 
-struct IdHasher {
-    id: u64,
-}
-
-impl Default for IdHasher {
-    fn default() -> IdHasher {
-        IdHasher { id: 0 }
-    }
-}
-
-impl Hasher for IdHasher {
-    fn write(&mut self, bytes: &[u8]) {
-        for &x in bytes {
-            self.id.wrapping_add(u64::from(x));
-        }
-    }
-
-    fn write_u64(&mut self, u: u64) {
-        self.id = u;
-    }
-
-    fn finish(&self) -> u64 {
-        self.id
-    }
-}
-
-type AnyMap = HashMap<TypeId, Box<Any>, BuildHasherDefault<IdHasher>>;
+use hashbrown::HashMap;
 
 #[derive(Default)]
 /// A type map of request extensions.
 pub struct Extensions {
-    map: AnyMap,
+    map: HashMap<TypeId, Box<Any>>,
 }
 
 impl Extensions {

test-server/Cargo.toml

@@ -28,9 +28,6 @@ default = ["session"]
 # sessions feature, session require "ring" crate and c compiler
 session = ["cookie/secure"]
 
-# openssl
-ssl = ["openssl", "actix-http/ssl"]
-
 [dependencies]
 actix-codec = "0.1"
 actix-service = "0.1.6"
@@ -39,10 +36,6 @@ actix-server = "0.1.0"
 actix-http = { path=".." }
 actix-utils = { git = "https://github.com/actix/actix-net.git" }
 
-# actix-codec = { path="../actix-net/actix-codec/" }
-# actix-rt = { path="../actix-net/actix-rt/" }
-# actix-server = { path="../actix-net/actix-server/" }
-
 base64 = "0.10"
 bytes = "0.4"
 cookie = { version="0.11", features=["percent-encode"] }
@@ -59,6 +52,3 @@ serde_urlencoded = "0.5.3"
 time = "0.1"
 tokio-tcp = "0.1"
 tokio-timer = "0.2"
-
-# openssl
-openssl = { version="0.10", optional = true }