Fix favorite and auto_connect property usage.

chrome/browser/chromeos/cros/network_library.h

Index: chrome/browser/chromeos/cros/network_library.h
diff --git a/chrome/browser/chromeos/cros/network_library.h b/chrome/browser/chromeos/cros/network_library.h
index 714bc8089d4ef331e56bcfef4e160103c9daeea7..701335f8fb6f7d74d248abce0837aea99a439b1a 100644
--- a/chrome/browser/chromeos/cros/network_library.h
+++ b/chrome/browser/chromeos/cros/network_library.h
@@ -132,7 +132,9 @@ class WirelessNetwork : public Network {
   bool favorite() const { return favorite_; }
 
   void set_auto_connect(bool auto_connect) { auto_connect_ = auto_connect; }
-  void set_favorite(bool favorite) { favorite_ = favorite; }
+  // We don't have a setter for |favorite_| because to unfavorite a network is
+  // equivalent to forget a network, so we call forget network on cros for
+  // that.  See ForgetWifiNetwork().
 
   // Network overrides.
   virtual void Clear();