Correctly use sdk passed on command-line

pkg/analysis_server/test/integration/analysis/test_all.dart

Index: pkg/analysis_server/test/integration/analysis/test_all.dart
diff --git a/pkg/analysis_server/test/integration/analysis/test_all.dart b/pkg/analysis_server/test/integration/analysis/test_all.dart
index 1952f20a0aa73b41da85646988a7eeb2181dba2c..eb8a06e21b467521bd58170e35fbc622d4e50ad9 100644
--- a/pkg/analysis_server/test/integration/analysis/test_all.dart
+++ b/pkg/analysis_server/test/integration/analysis/test_all.dart
@@ -12,6 +12,7 @@ import 'error_test.dart' as error_test;
 import 'get_errors_after_analysis_test.dart' as get_errors_after_analysis_test;
 import 'get_errors_before_analysis_test.dart'
     as get_errors_before_analysis_test;
+import 'get_errors_nonStandard_sdk.dart' as get_errors_nonStandard_sdk;
 import 'get_hover_test.dart' as get_hover_test;
 import 'highlights_test.dart' as highlights_test;
 import 'highlights_test2.dart' as highlights_test2;
@@ -36,6 +37,7 @@ main() {
     error_test.main();
     get_errors_after_analysis_test.main();
     get_errors_before_analysis_test.main();
+    get_errors_nonStandard_sdk.main();
     get_hover_test.main();
     highlights_test.main();
     highlights_test2.main();