Disable HTTP/2 Alternative Services.

net/http/http_network_session.h

Index: net/http/http_network_session.h
diff --git a/net/http/http_network_session.h b/net/http/http_network_session.h
index 6adf6e44fb6d5bf8dff08c51232633c53ade8ea0..b67df641cf4c4f9f98f21bde09bd796be168ac10 100644
--- a/net/http/http_network_session.h
+++ b/net/http/http_network_session.h
@@ -111,9 +111,8 @@ class NET_EXPORT HttpNetworkSession
     SettingsMap http2_settings;
     // Source of time for SPDY connections.
     SpdySessionPool::TimeFunc time_func;
-    // Whether to enable HTTP/2 Alt-Svc entries with hostname different than
-    // that of the origin.
-    bool enable_http2_alternative_service_with_different_host;
+    // Whether to enable HTTP/2 Alt-Svc entries.
+    bool enable_http2_alternative_service;
     // Whether to enable QUIC Alt-Svc entries with hostname different than that
     // of the origin.
     bool enable_quic_alternative_service_with_different_host;