Simplify directive's optimizer edit.

pkg/analysis_server/test/services/correction/organize_directives_test.dart

Index: pkg/analysis_server/test/services/correction/organize_directives_test.dart
diff --git a/pkg/analysis_server/test/services/correction/organize_directives_test.dart b/pkg/analysis_server/test/services/correction/organize_directives_test.dart
index 8f6a9e2c3d4dc164386e0a4a5d119699c6645185..d9423a4463a558054d17547f5385e16b95345056 100644
--- a/pkg/analysis_server/test/services/correction/organize_directives_test.dart
+++ b/pkg/analysis_server/test/services/correction/organize_directives_test.dart
@@ -94,6 +94,30 @@ main() {
         removeUnused: true);
   }
 
+  void test_remove_unusedImports2() {
+    _computeUnitAndErrors(r'''
+import 'dart:async';
+import 'dart:math';
+
+class A {}
+
+main() {
+  Future f;
+}''');
+    // validate change
+    _assertOrganize(
+        r'''
+import 'dart:async';
+
+class A {}
+
+main() {
+  Future f;
+}''',
+        removeUnresolved: true,
+        removeUnused: true);
+  }
+
   void test_sort() {
     _computeUnitAndErrors(r'''
 library lib;