[cros] Make disconnected icons used by network drop-down and network button consistent.

chrome/browser/ui/webui/chromeos/login/network_dropdown.cc

Index: chrome/browser/ui/webui/chromeos/login/network_dropdown.cc
diff --git a/chrome/browser/ui/webui/chromeos/login/network_dropdown.cc b/chrome/browser/ui/webui/chromeos/login/network_dropdown.cc
index adc9261c4f2fa4273e0376956f623e86e07faa82..4a84eb98597a8e6480d7e9596dc7b77be90681b0 100644
--- a/chrome/browser/ui/webui/chromeos/login/network_dropdown.cc
+++ b/chrome/browser/ui/webui/chromeos/login/network_dropdown.cc
@@ -93,7 +93,8 @@ base::ListValue* NetworkMenuWebUI::ConvertMenuModel(ui::MenuModel* model) {
 // NetworkDropdown -------------------------------------------------------------
 
 NetworkDropdown::NetworkDropdown(WebUI* web_ui,
-                                 gfx::NativeWindow parent_window, bool oobe)
+                                 gfx::NativeWindow parent_window,
+                                 bool oobe)
     : parent_window_(parent_window),
       web_ui_(web_ui),
       oobe_(oobe) {
@@ -108,6 +109,10 @@ NetworkDropdown::~NetworkDropdown() {
   CrosLibrary::Get()->GetNetworkLibrary()->RemoveNetworkManagerObserver(this);
 }
 
+void NetworkDropdown::SetLastNetworkType(ConnectionType last_network_type) {
+  network_icon_->set_last_network_type(last_network_type);
+}
+
 void NetworkDropdown::OnItemChosen(int id) {
   network_menu_->OnItemChosen(id);
 }