QUIC - extend origin-to-force-quic-on command line option to accept list

chrome/browser/io_thread.h

Index: chrome/browser/io_thread.h
diff --git a/chrome/browser/io_thread.h b/chrome/browser/io_thread.h
index d21ce618c06973ebb2744fb3c549e972bc4ee315..00e706a495915e19ee0bc86f2bd678d902008858 100644
--- a/chrome/browser/io_thread.h
+++ b/chrome/browser/io_thread.h
@@ -234,7 +234,7 @@ class IOThread : public content::BrowserThreadDelegate {
     net::QuicTagVector quic_connection_options;
     Optional<std::string> quic_user_agent_id;
     Optional<net::QuicVersionVector> quic_supported_versions;
-    Optional<net::HostPortPair> origin_to_force_quic_on;
+    std::set<net::HostPortPair> origins_to_force_quic_on;

[ramant (doing other things), 2016/03/19 06:13:16]

Used std::set because we are storing HostPortPair? std::unordered_set requires
operator== and operator() to HostPortPair (I am guessing this option would be
used for testing only and wasn't sure if we should modify HostPortPair or not).

     Optional<bool> quic_close_sessions_on_ip_change;
     Optional<int> quic_idle_connection_timeout_seconds;
     Optional<bool> quic_disable_preconnect_if_0rtt;