This adds ManagedNetworkConfigurationHandler first pass

chromeos/network/network_state.cc

Index: chromeos/network/network_state.cc
diff --git a/chromeos/network/network_state.cc b/chromeos/network/network_state.cc
index 830e9938202368ab18ca655bc6dbde8bb26b4385..bbe698aac0628b07074e8cc4d3782e780a9fbcc5 100644
--- a/chromeos/network/network_state.cc
+++ b/chromeos/network/network_state.cc
@@ -37,6 +37,8 @@ bool NetworkState::PropertyChanged(const std::string& key,
     return GetStringValue(key, value, &technology_);
   } else if (key == flimflam::kDeviceProperty) {
     return GetStringValue(key, value, &device_path_);
+  } else if (key == flimflam::kGuidProperty) {
+    return GetStringValue(key, value, &guid_);
   }
   return false;
 }