Address review comments

Author: nan-yu

samples/agent/adk/contact_lookup/agent.py

@@ -255,14 +255,14 @@ async def stream(self, query, session_id) -> AsyncIterable[dict[str, Any]]:
             )
             is_valid = True
           else:
-            # --- New Validation Steps ---
-            # 1. Check if it validates against the A2UI_SCHEMA
+            # --- Validation Steps ---
+            # Check if it validates against the A2UI_SCHEMA
             # This will raise jsonschema.exceptions.ValidationError if it fails
             logger.info(
                 "--- ContactAgent.stream: Validating against A2UI_SCHEMA... ---"
             )
             selected_catalog.validator.validate(parsed_json_data)
-            # --- End New Validation Steps ---
+            # --- End Validation Steps ---
 
             logger.info(
                 "--- ContactAgent.stream: UI JSON successfully parsed AND validated"

samples/agent/adk/restaurant_finder/agent.py

@@ -243,14 +243,14 @@ async def stream(self, query, session_id) -> AsyncIterable[dict[str, Any]]:
         try:
           text_part, parsed_json_data = parse_response(final_response_content)
 
-          # --- New Validation Steps ---
-          # 1. Check if it validates against the A2UI_SCHEMA
+          # --- Validation Steps ---
+          # Check if it validates against the A2UI_SCHEMA
           # This will raise jsonschema.exceptions.ValidationError if it fails
           logger.info(
               "--- RestaurantAgent.stream: Validating against A2UI_SCHEMA... ---"
           )
           selected_catalog.validator.validate(parsed_json_data)
-          # --- End New Validation Steps ---
+          # --- End Validation Steps ---
 
           logger.info(
               "--- RestaurantAgent.stream: UI JSON successfully parsed AND validated"