Deprecate the generated AST library and clean up imports

pkg/analysis_server/test/analysis/update_content_test.dart

Index: pkg/analysis_server/test/analysis/update_content_test.dart
diff --git a/pkg/analysis_server/test/analysis/update_content_test.dart b/pkg/analysis_server/test/analysis/update_content_test.dart
index 7ca1fba2bbf8f576bd956a6b7d73a711dc8f5d72..6ba9e2d5489026ac22f0a9159e596a1f074a273d 100644
--- a/pkg/analysis_server/test/analysis/update_content_test.dart
+++ b/pkg/analysis_server/test/analysis/update_content_test.dart
@@ -8,8 +8,8 @@ import 'package:analysis_server/plugin/protocol/protocol.dart';
 import 'package:analysis_server/src/analysis_server.dart';
 import 'package:analysis_server/src/constants.dart';
 import 'package:analysis_server/src/services/index/index.dart';
+import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/file_system/file_system.dart';
-import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/source.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
@@ -160,6 +160,29 @@ f() {}
     }
   }
 
+  test_overlay_addPreviouslyImported() async {
+    Folder project = resourceProvider.newFolder('/project');
+    handleSuccessfulRequest(
+        new AnalysisSetAnalysisRootsParams([project.path], []).toRequest('0'));
+
+    server.updateContent('1',
+        {'/project/main.dart': new AddContentOverlay('import "target.dart";')});
+    await server.onAnalysisComplete;
+    expect(filesErrors, {
+      '/project/main.dart': ["1: Target of URI does not exist: 'target.dart'"],
+      '/project/target.dart': []
+    });
+
+    server.updateContent('1',
+        {'/project/target.dart': new AddContentOverlay('import "none.dart";')});
+    await server.onAnalysisComplete;
+    expect(filesErrors, {
+      '/project/main.dart': ["1: Unused import"],
+      '/project/target.dart': ["1: Target of URI does not exist: 'none.dart'"],
+      '/project/none.dart': []
+    });
+  }
+
   test_overlayOnly() async {
     String filePath = '/User/project1/test.dart';
     Folder folder1 = resourceProvider.newFolder('/User/project1');
@@ -189,29 +212,6 @@ f() {}
     expect(_getUserSources(context2), isEmpty);
   }
 
-  test_overlay_addPreviouslyImported() async {
-    Folder project = resourceProvider.newFolder('/project');
-    handleSuccessfulRequest(
-        new AnalysisSetAnalysisRootsParams([project.path], []).toRequest('0'));
-
-    server.updateContent('1',
-        {'/project/main.dart': new AddContentOverlay('import "target.dart";')});
-    await server.onAnalysisComplete;
-    expect(filesErrors, {
-      '/project/main.dart': ["1: Target of URI does not exist: 'target.dart'"],
-      '/project/target.dart': []
-    });
-
-    server.updateContent('1',
-        {'/project/target.dart': new AddContentOverlay('import "none.dart";')});
-    await server.onAnalysisComplete;
-    expect(filesErrors, {
-      '/project/main.dart': ["1: Unused import"],
-      '/project/target.dart': ["1: Target of URI does not exist: 'none.dart'"],
-      '/project/none.dart': []
-    });
-  }
-
   test_removeOverlay_incrementalChange() async {
     createProject();
     addTestFile('main() { print(1); }');