Hooks for instrumentation

pkg/analysis_server/test/socket_server_test.dart

Index: pkg/analysis_server/test/socket_server_test.dart
diff --git a/pkg/analysis_server/test/socket_server_test.dart b/pkg/analysis_server/test/socket_server_test.dart
index a794e03cfe45a379ea5f22c3943a61ac07e2c950..aa1a3121358d48a453623dc944fb1a18d029094f 100644
--- a/pkg/analysis_server/test/socket_server_test.dart
+++ b/pkg/analysis_server/test/socket_server_test.dart
@@ -10,6 +10,7 @@ import 'package:analysis_server/src/analysis_server.dart';
 import 'package:analysis_server/src/constants.dart';
 import 'package:analysis_server/src/protocol.dart';
 import 'package:analysis_server/src/socket_server.dart';
+import 'package:analyzer/instrumentation/instrumentation.dart';
 import 'package:analyzer/src/generated/sdk_io.dart';
 import 'package:unittest/unittest.dart';
 
@@ -34,7 +35,8 @@ class SocketServerTest {
   static void createAnalysisServer_alreadyStarted() {
     SocketServer server = new SocketServer(
         new AnalysisServerOptions(),
-        DirectoryBasedDartSdk.defaultSdk);
+        DirectoryBasedDartSdk.defaultSdk,
+        new NullInstrumentationServer());
     MockServerChannel channel1 = new MockServerChannel();
     MockServerChannel channel2 = new MockServerChannel();
     server.createAnalysisServer(channel1);
@@ -61,7 +63,8 @@ class SocketServerTest {
   static Future createAnalysisServer_successful() {
     SocketServer server = new SocketServer(
         new AnalysisServerOptions(),
-        DirectoryBasedDartSdk.defaultSdk);
+        DirectoryBasedDartSdk.defaultSdk,
+        new NullInstrumentationServer());
     MockServerChannel channel = new MockServerChannel();
     server.createAnalysisServer(channel);
     channel.expectMsgCount(notificationCount: 1);
@@ -77,7 +80,8 @@ class SocketServerTest {
   static Future requestHandler_exception() {
     SocketServer server = new SocketServer(
         new AnalysisServerOptions(),
-        DirectoryBasedDartSdk.defaultSdk);
+        DirectoryBasedDartSdk.defaultSdk,
+        new NullInstrumentationServer());
     MockServerChannel channel = new MockServerChannel();
     server.createAnalysisServer(channel);
     channel.expectMsgCount(notificationCount: 1);
@@ -99,7 +103,8 @@ class SocketServerTest {
   static Future requestHandler_futureException() {
     SocketServer server = new SocketServer(
         new AnalysisServerOptions(),
-        DirectoryBasedDartSdk.defaultSdk);
+        DirectoryBasedDartSdk.defaultSdk,
+        new NullInstrumentationServer());
     MockServerChannel channel = new MockServerChannel();
     server.createAnalysisServer(channel);
     _MockRequestHandler handler = new _MockRequestHandler(true);