Remove |auth_controllers_| a dead field in HttpStreamFactoryImpl::Job

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 4000a25028e256396f9990ff315d663cc001db95..ee60d766bdf417707c0cf28ebebcb8fc12b05cbd 100644
--- a/net/http/http_stream_factory_impl_job.h
+++ b/net/http/http_stream_factory_impl_job.h
@@ -449,9 +449,6 @@ class HttpStreamFactoryImpl::Job {
   // True if this job used an existing QUIC session.
   bool using_existing_quic_session_;
 
-  scoped_refptr<HttpAuthController>
-      auth_controllers_[HttpAuth::AUTH_NUM_TARGETS];
-
   // True when the tunnel is in the process of being established - we can't
   // read from the socket until the tunnel is done.
   bool establishing_tunnel_;