Job Controller: clean up metrics logging about the job racing result

net/http/http_stream_factory_impl_job.h

Index: net/http/http_stream_factory_impl_job.h
diff --git a/net/http/http_stream_factory_impl_job.h b/net/http/http_stream_factory_impl_job.h
index 66633b170e861e3baf16aec94e0e6365fb0f29fc..10a31c9acd357dfb7e086635975fa8092b07bb4e 100644
--- a/net/http/http_stream_factory_impl_job.h
+++ b/net/http/http_stream_factory_impl_job.h
@@ -231,10 +231,6 @@ class HttpStreamFactoryImpl::Job {
   const SSLConfig& proxy_ssl_config() const;
   const ProxyInfo& proxy_info() const;
 
-  // Called to indicate that this job succeeded, and some other jobs
-  // will be orphaned.
-  void ReportJobSucceededForRequest();
-
   JobType job_type() const { return job_type_; }
 
   const AlternativeService alternative_service() const {