Rename the get* methods in preparation for removing them.

runtime/observatory/lib/service_common.dart

 // Copyright (c) 2014, 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.
 
 library service_common;
 
 import 'dart:async';
 import 'dart:convert';
 import 'dart:typed_data';
 
@@ skipping 110 matching lines @@
   Future get onDisconnect => _disconnected.future;
 
   void disconnect() {
     if (_hasInitiatedConnect) {
       _webSocket.close();
     }
     _cancelAllRequests();
     _notifyDisconnect();
   }
 
-  Future<String> getString(String id) {
+  Future<String> getStringDeprecated(String id) {
     if (!_hasInitiatedConnect) {
       _hasInitiatedConnect = true;
       _webSocket.connect(
           target.networkAddress, _onOpen, _onMessage, _onError, _onClose);
     }
     return _makeRequest(id);
   }
 
   /// Add a request for [id] to pending requests.
   Future<String> _makeRequest(String id) {
@@ skipping 166 matching lines @@
       });
     } else {
       message = JSON.encode({'id': serial,
                              'method': request.method,
                              'params': request.params});
     }
     // Send message.
     _webSocket.send(message);
   }
 }