Options processing API update (#25126).

pkg/analyzer/lib/plugin/options.dart

Index: pkg/analyzer/lib/plugin/options.dart
diff --git a/pkg/analyzer/lib/plugin/options.dart b/pkg/analyzer/lib/plugin/options.dart
index cec20c28f93ab9dda0fb2f29c128b9146ed23587..725315ea28f084f015f4fbc42905dcd99901e31f 100644
--- a/pkg/analyzer/lib/plugin/options.dart
+++ b/pkg/analyzer/lib/plugin/options.dart
@@ -69,7 +69,7 @@ abstract class OptionsProcessor {
   /// options have changed and to handle those changes appropriately. In
   /// addition to the [options] map, the associated analysis [context] is
   /// provided as well to allow for context-specific configuration.
-  void optionsProcessed(AnalysisContext context, Map<String, YamlNode> options);
+  void optionsProcessed(AnalysisContext context, Map<String, Object> options);
 }
 
 /// Validates options as defined in an analysis options file.