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

chrome/browser/chromeos/status/network_menu_icon.h

Index: chrome/browser/chromeos/status/network_menu_icon.h
diff --git a/chrome/browser/chromeos/status/network_menu_icon.h b/chrome/browser/chromeos/status/network_menu_icon.h
index f5d5343fb0723cbc71cfd3fdc1428bf81450a8cb..804dda76ec034d80c5a03907e1a67aa0ed919d9d 100644
--- a/chrome/browser/chromeos/status/network_menu_icon.h
+++ b/chrome/browser/chromeos/status/network_menu_icon.h
@@ -44,6 +44,11 @@ class NetworkMenuIcon : public ui::AnimationDelegate {
   NetworkMenuIcon(Delegate* delegate, Mode mode);
   virtual ~NetworkMenuIcon();
 
+  // Setter for |last_network_type_|
+  void set_last_network_type(ConnectionType last_network_type) {
+    last_network_type_ = last_network_type;
+  }
+
   // Generates and returns the icon bitmap. This will never return NULL.
   // Also sets |text| if not NULL. Behavior varies depending on |mode_|.
   const SkBitmap GetIconAndText(string16* text);