| Index: components/cronet/android/test/native_test_server.cc | 
| diff --git a/components/cronet/android/test/native_test_server.cc b/components/cronet/android/test/native_test_server.cc | 
| index 5c8c6d4b8547c5c2ec887e1e07a8a3639ee3699c..6954a6a2d140c89ab524c6a7015a4af77e13538c 100644 | 
| --- a/components/cronet/android/test/native_test_server.cc | 
| +++ b/components/cronet/android/test/native_test_server.cc | 
| @@ -56,8 +56,10 @@ class CustomHttpResponse : public net::test_server::HttpResponse { | 
| CustomHttpResponse(const std::string& headers, const std::string& contents) | 
| : headers_(headers), contents_(contents) {} | 
|  | 
| -  std::string ToResponseString() const override { | 
| -    return headers_ + "\r\n" + contents_; | 
| +  void SendResponse( | 
| +      const net::test_server::SendBytesCallback& send, | 
| +      const net::test_server::SendCompleteCallback& done) override { | 
| +    send.Run(headers_ + "\r\n" + contents_, done); | 
| } | 
|  | 
| void AddHeader(const std::string& key_value_pair) { | 
|  |