Remove old instrumentation

pkg/analysis_server/test/services/index/store/mocks.dart

Index: pkg/analysis_server/test/services/index/store/mocks.dart
diff --git a/pkg/analysis_server/test/services/index/store/mocks.dart b/pkg/analysis_server/test/services/index/store/mocks.dart
index 4aec3c657d4ff15dffcc7c1b73699045bf41159f..ee14ada751a56006acd9a113f30ca9da7d25fd03 100644
--- a/pkg/analysis_server/test/services/index/store/mocks.dart
+++ b/pkg/analysis_server/test/services/index/store/mocks.dart
@@ -6,7 +6,6 @@ library test.services.index.store.mocks;
 
 import 'package:analysis_server/src/services/index/index.dart';
 import 'package:analysis_server/src/services/index/store/codec.dart';
-import 'package:analyzer/src/generated/engine.dart';
 import 'package:typed_mock/typed_mock.dart';
 
 
@@ -20,12 +19,6 @@ class MockElementCodec extends TypedMock implements ElementCodec {
 }
 
 
-class MockInstrumentedAnalysisContextImpl extends TypedMock implements
-    InstrumentedAnalysisContextImpl {
-  noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
-}
-
-
 class MockLocation extends TypedMock implements Location {
   noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
 }