Match body modifiers in incremental resolver.

pkg/analyzer/test/generated/incremental_resolver_test.dart

Index: pkg/analyzer/test/generated/incremental_resolver_test.dart
diff --git a/pkg/analyzer/test/generated/incremental_resolver_test.dart b/pkg/analyzer/test/generated/incremental_resolver_test.dart
index 2c8f00a89f8da8b7a4e5e58622a90d670360a4f2..90106a9f23e9d50753acaadf9726bb9ffc9c6579 100644
--- a/pkg/analyzer/test/generated/incremental_resolver_test.dart
+++ b/pkg/analyzer/test/generated/incremental_resolver_test.dart
@@ -620,6 +620,38 @@ class T {
 ''');
   }
 
+  void test_false_function_async_add() {
+    _assertDoesNotMatch(r'''
+main() {}
+''', r'''
+main() async {}
+''');
+  }
+
+  void test_false_function_async_remove() {
+    _assertDoesNotMatch(r'''
+main() async {}
+''', r'''
+main() {}
+''');
+  }
+
+  void test_false_function_generator_add() {
+    _assertDoesNotMatch(r'''
+main() async {}
+''', r'''
+main() async* {}
+''');
+  }
+
+  void test_false_function_generator_remove() {
+    _assertDoesNotMatch(r'''
+main() async* {}
+''', r'''
+main() async {}
+''');
+  }
+
   void test_false_functionTypeAlias_list_add() {
     _assertDoesNotMatch(r'''
 typedef A(int pa);
@@ -925,6 +957,54 @@ class A {
 ''');
   }
 
+  void test_false_method_async_add() {
+    _assertDoesNotMatchOK(r'''
+class A {
+  m() {}
+}
+''', r'''
+class A {
+  m() async {}
+}
+''');
+  }
+
+  void test_false_method_async_remove() {
+    _assertDoesNotMatchOK(r'''
+class A {
+  m() async {}
+}
+''', r'''
+class A {
+  m() {}
+}
+''');
+  }
+
+  void test_false_method_generator_add() {
+    _assertDoesNotMatchOK(r'''
+class A {
+  m() async {}
+}
+''', r'''
+class A {
+  m() async* {}
+}
+''');
+  }
+
+  void test_false_method_generator_remove() {
+    _assertDoesNotMatchOK(r'''
+class A {
+  m() async* {}
+}
+''', r'''
+class A {
+  m() async {}
+}
+''');
+  }
+
   void test_false_method_list_add() {
     _assertDoesNotMatchOK(r'''
 class A {
@@ -1775,6 +1855,18 @@ class A {
 ''');
   }
 
+  void test_true_method_async() {
+    _assertMatches(r'''
+class A {
+  m() async {}
+}
+''', r'''
+class A {
+  m() async {}
+}
+''');
+  }
+
   void test_true_method_list_reorder() {
     _assertMatches(r'''
 class A {