DNS: Per-network-type and Finch-variable timeouts

net/dns/host_resolver_impl.h

Index: net/dns/host_resolver_impl.h
diff --git a/net/dns/host_resolver_impl.h b/net/dns/host_resolver_impl.h
index fc3835da94fbe93ce85cb76b1240f13adf9d4cf6..5334f7bd62ff6c291557a5e9dae7f55986556f02 100644
--- a/net/dns/host_resolver_impl.h
+++ b/net/dns/host_resolver_impl.h
@@ -62,6 +62,7 @@ class NET_EXPORT HostResolverImpl
     : public HostResolver,
       NON_EXPORTED_BASE(public base::NonThreadSafe),
       public NetworkChangeNotifier::IPAddressObserver,
+      public NetworkChangeNotifier::ConnectionTypeObserver,
       public NetworkChangeNotifier::DNSObserver {
  public:
   // Parameters for ProcTask which resolves hostnames using HostResolveProc.
@@ -240,6 +241,10 @@ class NET_EXPORT HostResolverImpl
   // NetworkChangeNotifier::IPAddressObserver:
   void OnIPAddressChanged() override;
 
+  // NetworkChangeNotifier::ConnectionTypeObserver:
+  void OnConnectionTypeChanged(
+      NetworkChangeNotifier::ConnectionType type) override;
+
   // NetworkChangeNotifier::DNSObserver:
   void OnDNSChanged() override;
   void OnInitialDNSConfigRead() override;