refactor: cleanup old use_websearch param

tools/shared/base_tool.py

@@ -1099,19 +1099,16 @@ class BaseTool(ABC):
         )
         return result, actually_processed_files
 
-    def get_websearch_instruction(self, use_websearch: bool, tool_specific: Optional[str] = None) -> str:
+    def get_websearch_instruction(self, tool_specific: Optional[str] = None) -> str:
         """
-        Generate standardized web search instruction based on the use_websearch parameter.
+        Generate standardized web search instruction.
 
         Args:
-            use_websearch: Whether web search is enabled
             tool_specific: Optional tool-specific search guidance
 
         Returns:
-            str: Web search instruction to append to prompt, or empty string
+            str: Web search instruction to append to prompt
         """
-        if not use_websearch:
-            return ""
 
         base_instruction = """
 

tools/simple/base.py

@@ -796,7 +796,7 @@ class SimpleTool(BaseTool):
         self._validate_token_limit(content_to_validate, "Content")
 
         # Add standardized web search guidance
-        websearch_instruction = self.get_websearch_instruction(True, self.get_websearch_guidance())
+        websearch_instruction = self.get_websearch_instruction(self.get_websearch_guidance())
 
         # Combine system prompt with user content
         full_prompt = f"""{system_prompt}{websearch_instruction}