Move Shill property utility functions to a new separate file.

chromeos/network/managed_network_configuration_handler.h

Index: chromeos/network/managed_network_configuration_handler.h
diff --git a/chromeos/network/managed_network_configuration_handler.h b/chromeos/network/managed_network_configuration_handler.h
index 46f7e97127d767dcedcbaea3ffce38b09de35993..d57c76fcd5edeb4bea1514c4be7e08fb2d7b36b9 100644
--- a/chromeos/network/managed_network_configuration_handler.h
+++ b/chromeos/network/managed_network_configuration_handler.h
@@ -10,7 +10,6 @@
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/observer_list.h"
 #include "chromeos/chromeos_export.h"
 #include "chromeos/network/network_handler.h"
@@ -25,7 +24,6 @@ class ListValue;
 namespace chromeos {
 
 class NetworkPolicyObserver;
-class NetworkUIData;
 
 // The ManagedNetworkConfigurationHandler class is used to create and configure
 // networks in ChromeOS using ONC and takes care of network policies.
@@ -55,12 +53,6 @@ class CHROMEOS_EXPORT ManagedNetworkConfigurationHandler {
  public:
   virtual ~ManagedNetworkConfigurationHandler();
 
-  // Returns the NetworkUIData parsed from the UIData property of
-  // |shill_dictionary|. If parsing fails or the field doesn't exist, returns
-  // NULL.
-  static scoped_ptr<NetworkUIData> GetUIData(
-      const base::DictionaryValue& shill_dictionary);
-
   virtual void AddObserver(NetworkPolicyObserver* observer) = 0;
   virtual void RemoveObserver(NetworkPolicyObserver* observer) = 0;