Use words please.

runtime/observatory/tests/service/get_object_rpc_test.dart

 // Copyright (c) 2015, 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.
 // VMOptions=--compile-all --error_on_bad_type --error_on_bad_override
 
 library get_object_rpc_test;
 
 import 'package:observatory/service_io.dart';
 import 'package:unittest/unittest.dart';
 
 import 'test_helper.dart';
 
 class _DummyClass {
   static var dummyVar = 11;
   void dummyFunction() {
   }
 }
 
 class _DummySubClass extends _DummyClass {
 }
 
 void warmup() {
   // Silence analyzer.
   new _DummySubClass();
   new _DummyClass().dummyFunction();
 }
 
 eval(Isolate isolate, String expression) async {
   Map params = {
-    'targetId': isolate.rootLib.id,
+    'targetId': isolate.rootLibrary.id,
     'expression': expression,
   };
-  return await isolate.invokeRpcNoUpgrade('eval', params);
+  return await isolate.invokeRpcNoUpgrade('evaluate', params);
 }
 
 var tests = [
   // null object.
   (Isolate isolate) async {
     var params = {
       'objectId': 'objects/null',
     };
     var result = await isolate.invokeRpcNoUpgrade('getObject', params);
     expect(result['type'], equals('null'));
@@ skipping 66 matching lines @@
     expect(result['type'], equals('Sentinel'));
     expect(result['kind'], startsWith('Expired'));
     expect(result['valueAsString'], equals('<expired>'));
     expect(result['class'], isNull);
     expect(result['size'], isNull);
   },
 
   // library.
   (Isolate isolate) async {
     var params = {
-      'objectId': isolate.rootLib.id,
+      'objectId': isolate.rootLibrary.id,
     };
     var result = await isolate.invokeRpcNoUpgrade('getObject', params);
     expect(result['type'], equals('Library'));
     expect(result['id'], startsWith('libraries/'));
     expect(result['name'], equals('get_object_rpc_test'));
     expect(result['url'], startsWith('file:'));
     expect(result['url'], endsWith('get_object_rpc_test.dart'));
     expect(result['imports'].length, isPositive);
     expect(result['imports'][0]['type'], equals('@Library'));
     expect(result['scripts'].length, isPositive);
@@ skipping 21 matching lines @@
       expect(e.message,
              "getObject: invalid 'objectId' parameter: libraries/9999999");
     }
     expect(caughtException, isTrue);
   },
 
   // script.
   (Isolate isolate) async {
     // Get the library first.
     var params = {
-      'objectId': isolate.rootLib.id,
+      'objectId': isolate.rootLibrary.id,
     };
     var libResult = await isolate.invokeRpcNoUpgrade('getObject', params);
     // Get the first script.
     params = {
       'objectId': libResult['scripts'][0]['id'],
     };
     var result = await isolate.invokeRpcNoUpgrade('getObject', params);
     expect(result['type'], equals('Script'));
     expect(result['id'], startsWith('libraries/'));
     expect(result['name'], startsWith('file:'));
@@ skipping 242 matching lines @@
       caughtException = true;
       expect(e.code, equals(ServerRpcException.kInvalidParams));
       expect(e.message,
              "getObject: invalid 'objectId' parameter: code/0");
     }
     expect(caughtException, isTrue);
   },
 ];
 
 main(args) async => runIsolateTests(args, tests, testeeBefore:warmup);