Fix the bots (TBR)

pkg/analysis_server/test/analysis_abstract.dart

Index: pkg/analysis_server/test/analysis_abstract.dart
diff --git a/pkg/analysis_server/test/analysis_abstract.dart b/pkg/analysis_server/test/analysis_abstract.dart
index c37be8f20d272e892883ca27c2c7f6a13bb06019..796a9aac530c19893a89e0ead9d80dd073d82afe 100644
--- a/pkg/analysis_server/test/analysis_abstract.dart
+++ b/pkg/analysis_server/test/analysis_abstract.dart
@@ -329,6 +329,12 @@ class TestPluginManager implements PluginManager {
   }
 
   @override
+  List<String> pathsFor(String pluginPath) {
+    fail('Unexpected invocation of pathsFor');
+    return null;
+  }
+
+  @override
   List<PluginInfo> pluginsForContextRoot(analyzer.ContextRoot contextRoot) {
     fail('Unexpected invocation of pluginsForContextRoot');
     return null;