This converts the Shill clients to allow propagation of shill errors

chromeos/dbus/mock_shill_manager_client.h

Index: chromeos/dbus/mock_shill_manager_client.h
diff --git a/chromeos/dbus/mock_shill_manager_client.h b/chromeos/dbus/mock_shill_manager_client.h
index e8b4c8bda8e66ff64a6d6d3ac928f920f7d495fc..b0225202e2bb556aa3dfb98b18ce09aee4084a4b 100644
--- a/chromeos/dbus/mock_shill_manager_client.h
+++ b/chromeos/dbus/mock_shill_manager_client.h
@@ -23,19 +23,25 @@ class MockShillManagerClient : public ShillManagerClient {
                void(ShillPropertyChangedObserver* observer));
   MOCK_METHOD1(GetProperties, void(const DictionaryValueCallback& callback));
   MOCK_METHOD0(CallGetPropertiesAndBlock, base::DictionaryValue*());
-  MOCK_METHOD3(SetProperty, void(const std::string& name,
+  MOCK_METHOD4(SetProperty, void(const std::string& name,
                                  const base::Value& value,
-                                 const VoidDBusMethodCallback& callback));
-  MOCK_METHOD2(RequestScan, void(const std::string& type,
-                                 const VoidDBusMethodCallback& callback));
-  MOCK_METHOD2(EnableTechnology, void(const std::string& type,
-                                      const VoidDBusMethodCallback& callback));
-  MOCK_METHOD2(DisableTechnology, void(const std::string& type,
-                                       const VoidDBusMethodCallback& callback));
-  MOCK_METHOD2(ConfigureService, void(const base::DictionaryValue& properties,
-                                      const VoidDBusMethodCallback& callback));
-  MOCK_METHOD2(GetService, void(const base::DictionaryValue& properties,
-                                const ObjectPathDBusMethodCallback& callback));
+                                 const base::Closure& callback,
+                                 const ErrorCallback& error_callback));
+  MOCK_METHOD3(RequestScan, void(const std::string& type,
+                                 const base::Closure& callback,
+                                 const ErrorCallback& error_callback));
+  MOCK_METHOD3(EnableTechnology, void(const std::string& type,
+                                      const base::Closure& callback,
+                                      const ErrorCallback& error_callback));
+  MOCK_METHOD3(DisableTechnology, void(const std::string& type,
+                                       const base::Closure& callback,
+                                       const ErrorCallback& error_callback));
+  MOCK_METHOD3(ConfigureService, void(const base::DictionaryValue& properties,
+                                      const base::Closure& callback,
+                                      const ErrorCallback& error_callback));
+  MOCK_METHOD3(GetService, void(const base::DictionaryValue& properties,
+                                const ObjectPathCallback& callback,
+                                const ErrorCallback& error_callback));
 };
 
 }  // namespace chromeos