Plumbing for TCP FastOpen for SSL sockets.

net/socket/transport_client_socket_pool.h

Index: net/socket/transport_client_socket_pool.h
diff --git a/net/socket/transport_client_socket_pool.h b/net/socket/transport_client_socket_pool.h
index 003008a372ddfa1a20f4b566a583ed545b3e5f5d..13418674a9a6a80a37b1442ba9b2695505df8d86 100644
--- a/net/socket/transport_client_socket_pool.h
+++ b/net/socket/transport_client_socket_pool.h
@@ -38,11 +38,25 @@ class NET_EXPORT_PRIVATE TransportSocketParams
       bool ignore_limits,
       const OnHostResolutionCallback& host_resolution_callback);
 
+  // Same as above with one additional boolean to enable use of TCP FastOpen.
+  TransportSocketParams(
+      const HostPortPair& host_port_pair,
+      bool disable_resolver_cache,
+      bool ignore_limits,
+      const OnHostResolutionCallback& host_resolution_callback,
+      bool use_tcp_fastopen_if_supported);
+
   const HostResolver::RequestInfo& destination() const { return destination_; }
   bool ignore_limits() const { return ignore_limits_; }
   const OnHostResolutionCallback& host_resolution_callback() const {
     return host_resolution_callback_;
   }
+  void enable_use_tcp_fastopen_if_supported() {
+    use_tcp_fastopen_if_supported_ = true;
+  }
+  bool use_tcp_fastopen_if_supported() const {
+    return use_tcp_fastopen_if_supported_;
+  }
 
  private:
   friend class base::RefCounted<TransportSocketParams>;
@@ -51,6 +65,7 @@ class NET_EXPORT_PRIVATE TransportSocketParams
   HostResolver::RequestInfo destination_;
   bool ignore_limits_;
   const OnHostResolutionCallback host_resolution_callback_;
+  bool use_tcp_fastopen_if_supported_;
 
   DISALLOW_COPY_AND_ASSIGN(TransportSocketParams);
 };
@@ -90,6 +105,7 @@ class NET_EXPORT_PRIVATE TransportConnectJobHelper {
   State next_state() const { return next_state_; }
   void set_next_state(State next_state) { next_state_ = next_state; }
   CompletionCallback on_io_complete() const { return on_io_complete_; }
+  const TransportSocketParams* params() { return params_.get(); }
 
   int DoResolveHost(RequestPriority priority, const BoundNetLog& net_log);
   int DoResolveHostComplete(int result, const BoundNetLog& net_log);