Change getRange to sublist. Make getRange deprecated.

sdk/lib/io/websocket_impl.dart

 // Copyright (c) 2013, 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.
 
 part of dart.io;
 
 const String _webSocketGUID = "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
 
 class _WebSocketMessageType {
   static const int NONE = 0;
@@ skipping 155 matching lines @@
               }
             }
 
             if (_isControlFrame()) {
               if (payload > 0) {
                 // Allocate a buffer for collecting the control frame
                 // payload if any.
                 if (_controlPayload == null) {
                   _controlPayload = new List<int>();
                 }
-                _controlPayload.addAll(buffer.getRange(index, payload));
+                _controlPayload.addAll(buffer.sublist(index, index + payload));
                 index += payload;
               }
 
               if (_remainingPayloadBytes == 0) {
                 _controlFrameEnd(sink);
               }
             } else {
               switch (_currentMessageType) {
                 case _WebSocketMessageType.NONE:
                   throw new WebSocketException("Protocol error");
 
                 case _WebSocketMessageType.TEXT:
-                  _buffer.write(_decodeString(buffer.getRange(index, payload)));
+                  _buffer.write(_decodeString(
+                      buffer.sublist(index, index + payload)));
                   index += payload;
                   if (_remainingPayloadBytes == 0) {
                     _messageFrameEnd(sink);
                   }
                   break;
 
                 case _WebSocketMessageType.BINARY:
-                  _buffer.write(buffer.getRange(index, payload));
+                  _buffer.write(buffer.sublist(index, index + payload));
                   index += payload;
                   if (_remainingPayloadBytes == 0) {
                     _messageFrameEnd(sink);
                   }
                   break;
 
                 default:
                   throw new WebSocketException("Protocol error");
               }
             }
@@ skipping 80 matching lines @@
         if (_controlPayload.length > 0) {
           if (_controlPayload.length == 1) {
             throw new WebSocketException("Protocol error");
           }
           closeCode = _controlPayload[0] << 8 | _controlPayload[1];
           if (closeCode == WebSocketStatus.NO_STATUS_RECEIVED) {
             throw new WebSocketException("Protocol error");
           }
           if (_controlPayload.length > 2) {
             closeReason = _decodeString(
-                _controlPayload.getRange(2, _controlPayload.length - 2));
+                _controlPayload.sublist(2));
           }
         }
         _state = CLOSED;
         sink.close();
         break;
 
       case _WebSocketOpcode.PING:
         // TODO(ajohnsen): Handle ping.
         break;
 
@@ skipping 354 matching lines @@
       if (data != null) {
         _socket.writeBytes(data);
       }
     } catch (_) {
       // The socket can be closed before _socket.done have a chance
       // to complete.
       _writeClosed = true;
     }
   }
 }