Move drop_response_body from QuicClient to QuicSpdyClientBase to share with chromium

gfe-relnote: n/a - tools only
PiperOrigin-RevId: 248437064
Change-Id: Ie2c1e0cab910336d3d5f814541254763b503eb76
diff --git a/quic/tools/quic_client.cc b/quic/tools/quic_client.cc
index b736c71..e7fe6b4 100644
--- a/quic/tools/quic_client.cc
+++ b/quic/tools/quic_client.cc
@@ -85,7 +85,7 @@
     QuicConnection* connection) {
   return QuicMakeUnique<QuicSimpleClientSession>(
       *config(), supported_versions, connection, server_id(), crypto_config(),
-      push_promise_index(), drop_response_body_);
+      push_promise_index(), drop_response_body());
 }
 
 QuicClientEpollNetworkHelper* QuicClient::epoll_network_helper() {