Standardize on using "kind" to distinguish sub-varieties of a type.

runtime/observatory/tests/service/break_on_activation_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
 
 import 'package:observatory/service_io.dart';
 import 'package:unittest/unittest.dart';
 import 'test_helper.dart';
 import 'dart:async';
 
@@ skipping 39 matching lines @@
 
 
 var tests = [
 (Isolate isolate) async {
   var rootLib = await isolate.rootLibrary.load();
 
   var breaksHit = 0;
 
   var subscription;
   subscription = isolate.vm.events.stream.listen((ServiceEvent event) {
-    if (event.eventType == ServiceEvent.kPauseBreakpoint) {
+    if (event.kind == ServiceEvent.kPauseBreakpoint) {
       print("Hit breakpoint ${event.breakpoint}");
       breaksHit++;
       isolate.resume();
     }
   });
 
   valueOfField(String name) async {
     var field = rootLib.variables.singleWhere((v) => v.name == name);
     await field.load();
     return field.staticValue;
@@ skipping 22 matching lines @@
   await subscription.cancel();
 },
 
 (Isolate isolate) async {
   var rootLib = await isolate.rootLibrary.load();
 
   var breaksHit = 0;
 
   var subscription;
   subscription = isolate.vm.events.stream.listen((ServiceEvent event) {
-    if (event.eventType == ServiceEvent.kPauseBreakpoint) {
+    if (event.kind == ServiceEvent.kPauseBreakpoint) {
       print("Hit breakpoint ${event.breakpoint}");
       breaksHit++;
       isolate.resume();
     }
   });
 
   valueOfField(String name) async {
     var field = rootLib.variables.singleWhere((v) => v.name == name);
     await field.load();
     return field.staticValue;
@@ skipping 21 matching lines @@
   await subscription.cancel();
 },
 
 (Isolate isolate) async {
   var rootLib = await isolate.rootLibrary.load();
 
   var breaksHit = 0;
 
   var subscription;
   subscription = isolate.vm.events.stream.listen((ServiceEvent event) {
-    if (event.eventType == ServiceEvent.kPauseBreakpoint) {
+    if (event.kind == ServiceEvent.kPauseBreakpoint) {
       print("Hit breakpoint ${event.breakpoint}");
       breaksHit++;
       isolate.resume();
     }
   });
 
   valueOfField(String name) async {
     var field = rootLib.variables.singleWhere((v) => v.name == name);
     await field.load();
     return field.staticValue;
@@ skipping 33 matching lines @@
   res = await rootLib.evaluate("testeeDo()");
   expect(res is Instance, isTrue); // Not error.
   expect(breaksHit, equals(4));
 
   await subscription.cancel();
 },
 
 ];
 
 main(args) => runIsolateTests(args, tests, testeeBefore: testeeSetup);