Removed all analyzer issues from tests

runtime/observatory/tests/service/test_helper.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.
 
 library test_helper;
 
 import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 import 'package:observatory/service_io.dart';
@@ skipping 18 matching lines @@
 }
 
 const String _SKY_SHELL_ENV_KEY = 'SERVICE_TEST_SKY_SHELL';
 bool _shouldLaunchSkyShell() {
   return Platform.environment.containsKey(_SKY_SHELL_ENV_KEY);
 }
 String _skyShellPath() {
   return Platform.environment[_SKY_SHELL_ENV_KEY];
 }
 
-class _SerivceTesteeRunner {
+class _ServiceTesteeRunner {
   Future run({testeeBefore(): null,
               testeeConcurrent(): null,
               bool pause_on_start: false,
               bool pause_on_exit: false}) async {
     if (!pause_on_start) {
       if (testeeBefore != null) {
         var result = testeeBefore();
         if (result is Future) {
           await result;
         }
@@ skipping 278 matching lines @@
                        {testeeBefore(),
                         testeeConcurrent(),
                         bool pause_on_start: false,
                         bool pause_on_exit: false,
                         bool trace_service: false,
                         bool trace_compiler: false,
                         bool verbose_vm: false,
                         bool pause_on_unhandled_exceptions: false}) async {
   assert(!pause_on_start || testeeBefore == null);
   if (_isTestee()) {
-    new _SerivceTesteeRunner().run(testeeBefore: testeeBefore,
+    new _ServiceTesteeRunner().run(testeeBefore: testeeBefore,
                                    testeeConcurrent: testeeConcurrent,
                                    pause_on_start: pause_on_start,
                                    pause_on_exit: pause_on_exit);
   } else {
     new _ServiceTesterRunner().run(
         mainArgs: mainArgs,
         isolateTests: tests,
         pause_on_start: pause_on_start,
         pause_on_exit: pause_on_exit,
         trace_service: trace_service,
@@ skipping 17 matching lines @@
                                 {void testeeBefore(),
                                  void testeeConcurrent(),
                                  bool pause_on_start: false,
                                  bool pause_on_exit: false,
                                  bool trace_service: false,
                                  bool trace_compiler: false,
                                  bool verbose_vm: false,
                                  bool pause_on_unhandled_exceptions: false}) {
   assert(!pause_on_start || testeeBefore == null);
   if (_isTestee()) {
-    new _SerivceTesteeRunner().runSync(testeeBeforeSync: testeeBefore,
+    new _ServiceTesteeRunner().runSync(testeeBeforeSync: testeeBefore,
                                        testeeConcurrentSync: testeeConcurrent,
                                        pause_on_start: pause_on_start,
                                        pause_on_exit: pause_on_exit);
   } else {
     new _ServiceTesterRunner().run(
         mainArgs: mainArgs,
         isolateTests: tests,
         pause_on_start: pause_on_start,
         pause_on_exit: pause_on_exit,
         trace_service: trace_service,
@@ skipping 12 matching lines @@
                   List<VMTest> tests,
                   {testeeBefore(),
                    testeeConcurrent(),
                    bool pause_on_start: false,
                    bool pause_on_exit: false,
                    bool trace_service: false,
                    bool trace_compiler: false,
                    bool verbose_vm: false,
                    bool pause_on_unhandled_exceptions: false}) async {
   if (_isTestee()) {
-    new _SerivceTesteeRunner().run(testeeBefore: testeeBefore,
+    new _ServiceTesteeRunner().run(testeeBefore: testeeBefore,
                                    testeeConcurrent: testeeConcurrent,
                                    pause_on_start: pause_on_start,
                                    pause_on_exit: pause_on_exit);
   } else {
     new _ServiceTesterRunner().run(
         mainArgs: mainArgs,
         vmTests: tests,
         pause_on_start: pause_on_start,
         pause_on_exit: pause_on_exit,
         trace_service: trace_service,
         trace_compiler: trace_compiler,
         verbose_vm: verbose_vm,
         pause_on_unhandled_exceptions: pause_on_unhandled_exceptions);
   }
 }