Remove the useless to_srt_kwargs (#1955)

python/sglang/srt/sampling/sampling_params.py

@@ -133,17 +133,3 @@ class SamplingParams:
                 else:
                     stop_str_max_len = max(stop_str_max_len, len(stop_str))
             self.stop_str_max_len = stop_str_max_len
-
-    def to_srt_kwargs(self):
-        return {
-            "max_new_tokens": self.max_new_tokens,
-            "stop": self.stop_strs,
-            "stop_token_ids": list(self.stop_token_ids),
-            "temperature": self.temperature,
-            "top_p": self.top_p,
-            "top_k": self.top_k,
-            "frequency_penalty": self.frequency_penalty,
-            "presence_penalty": self.presence_penalty,
-            "ignore_eos": self.ignore_eos,
-            "regex": self.regex,
-        }