Moved the AST related tests to their new locations

pkg/analyzer/test/enum_test.dart

Index: pkg/analyzer/test/enum_test.dart
diff --git a/pkg/analyzer/test/enum_test.dart b/pkg/analyzer/test/enum_test.dart
index 625cf40a41589c35629eec9c285a53a2a42433be..2d6d81a6d1c93e665139173f0442c5ea02e7ef14 100644
--- a/pkg/analyzer/test/enum_test.dart
+++ b/pkg/analyzer/test/enum_test.dart
@@ -15,7 +15,6 @@ import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/src/generated/utilities_dart.dart';
 import 'package:unittest/unittest.dart';
 
-import 'generated/ast_test.dart';
 import 'reflective_tests.dart';
 import 'utils.dart';
 
@@ -32,12 +31,6 @@ class EnumTest {
       ..check_explicit_values();
   }
 
-  void test_AssignmentKind() {
-    new EnumTester<AssignmentKind>()
-      ..check_getters()
-      ..check_explicit_values();
-  }
-
   void test_CacheState() {
     new EnumTester<CacheState>()
       ..check_getters()
@@ -103,12 +96,6 @@ class EnumTest {
       ..check_getters()
       ..check_explicit_values();
   }
-
-  void test_WrapperKind() {
-    new EnumTester<WrapperKind>()
-      ..check_getters()
-      ..check_explicit_values();
-  }
 }
 
 /**