Move [file_]byte_store.dart into pkg/front_end/test/src/incremental/.

pkg/analysis_server/lib/src/analysis_server.dart

Index: pkg/analysis_server/lib/src/analysis_server.dart
diff --git a/pkg/analysis_server/lib/src/analysis_server.dart b/pkg/analysis_server/lib/src/analysis_server.dart
index ef11fa5a6ce683474abf9e85689bd7b7b1cbfda1..46975cdaa61e1660f58d7413444064b1f947e439 100644
--- a/pkg/analysis_server/lib/src/analysis_server.dart
+++ b/pkg/analysis_server/lib/src/analysis_server.dart
@@ -54,9 +54,7 @@ import 'package:analyzer/source/pub_package_map_provider.dart';
 import 'package:analyzer/src/context/builder.dart';
 import 'package:analyzer/src/dart/analysis/ast_provider_context.dart';
 import 'package:analyzer/src/dart/analysis/ast_provider_driver.dart';
-import 'package:analyzer/src/dart/analysis/byte_store.dart';
 import 'package:analyzer/src/dart/analysis/driver.dart' as nd;
-import 'package:analyzer/src/dart/analysis/file_byte_store.dart';
 import 'package:analyzer/src/dart/analysis/file_state.dart' as nd;
 import 'package:analyzer/src/dart/analysis/status.dart' as nd;
 import 'package:analyzer/src/dart/ast/utilities.dart';
@@ -69,6 +67,8 @@ import 'package:analyzer/src/generated/utilities_general.dart';
 import 'package:analyzer/src/task/dart.dart';
 import 'package:analyzer/src/util/glob.dart';
 import 'package:analyzer/task/dart.dart';
+import 'package:front_end/src/incremental/byte_store.dart';
+import 'package:front_end/src/incremental/file_byte_store.dart';
 import 'package:plugin/plugin.dart';
 import 'package:watcher/watcher.dart';