Use Socket.read instead of Socket.readList in HTTP

sdk/lib/io/http_impl.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 class _HttpHeaders implements HttpHeaders {
   _HttpHeaders() : _headers = new Map<String, List<String>>();
 
   List<String> operator[](String name) {
     name = name.toLowerCase();
     return _headers[name];
@@ skipping 1281 matching lines @@
     _closing = true;
     _socket.outputStream.close();
   }
 
   bool _destroy() {
     _closing = true;
     _socket.close();
   }
 
   void _onData() {
-    int available = _socket.available();
-    if (available == 0) {
-      return;
-    }
-
-    List<int> buffer = new Uint8List(available);
-    int bytesRead = _socket.readList(buffer, 0, available);
-    if (bytesRead > 0) {
-      _httpParser.writeList(buffer, 0, bytesRead);
+    List<int> buffer = _socket.read();
+    if (buffer != null) {
+      _httpParser.writeList(buffer, 0, buffer.length);
     }
   }
 
   void _onClosed() {
     _closing = true;
     _onConnectionClosed(null);
   }
 
   void _onError(e) {
     // If an error occurs, make sure to close the socket if one is associated.
@@ skipping 1331 matching lines @@
 
 
 class _RedirectInfo implements RedirectInfo {
   const _RedirectInfo(int this.statusCode,
                       String this.method,
                       Uri this.location);
   final int statusCode;
   final String method;
   final Uri location;
 }