Remove test-only |verify_domain_authentication|.

net/spdy/spdy_session_pool.cc

Index: net/spdy/spdy_session_pool.cc
diff --git a/net/spdy/spdy_session_pool.cc b/net/spdy/spdy_session_pool.cc
index 710f9a6fc0efe3c9fbabc79e6b0ddbb477ebb155..825264d4167cfd28a323fe4b02b04c22ae2bc666 100644
--- a/net/spdy/spdy_session_pool.cc
+++ b/net/spdy/spdy_session_pool.cc
@@ -46,7 +46,6 @@ SpdySessionPool::SpdySessionPool(
       transport_security_state_(transport_security_state),
       ssl_config_service_(ssl_config_service),
       resolver_(resolver),
-      verify_domain_authentication_(true),
       enable_sending_initial_data_(true),
       enable_ping_based_connection_checking_(
           enable_ping_based_connection_checking),
@@ -88,10 +87,9 @@ base::WeakPtr<SpdySession> SpdySessionPool::CreateAvailableSessionFromSocket(
 
   std::unique_ptr<SpdySession> new_session(new SpdySession(
       key, http_server_properties_, transport_security_state_,
-      verify_domain_authentication_, enable_sending_initial_data_,
-      enable_ping_based_connection_checking_, session_max_recv_window_size_,
-      stream_max_recv_window_size_, time_func_, proxy_delegate_,
-      net_log.net_log()));
+      enable_sending_initial_data_, enable_ping_based_connection_checking_,
+      session_max_recv_window_size_, stream_max_recv_window_size_, time_func_,
+      proxy_delegate_, net_log.net_log()));
 
   new_session->InitializeWithSocket(std::move(connection), this, is_secure,
                                     certificate_error_code);