This converts the Shill clients to allow propagation of shill errors

chromeos/dbus/shill_client_unittest_base.h

Index: chromeos/dbus/shill_client_unittest_base.h
diff --git a/chromeos/dbus/shill_client_unittest_base.h b/chromeos/dbus/shill_client_unittest_base.h
index 22bfb6f16f064358c8904f3d68e8a89adf70c8b8..96f4e93b930ff7a36d7a4dade0dbb202901e552f 100644
--- a/chromeos/dbus/shill_client_unittest_base.h
+++ b/chromeos/dbus/shill_client_unittest_base.h
@@ -140,11 +140,21 @@ class ShillClientUnittestBase : public testing::Test {
                                      const dbus::ObjectPath& result);
 
   // Checks the result and expects the call status to be SUCCESS.
+  static void ExpectObjectPathResultWithoutStatus(
+      const dbus::ObjectPath& expected_result,
+      const dbus::ObjectPath& result);
+
+  // Checks the result and expects the call status to be SUCCESS.
   static void ExpectDictionaryValueResult(
       const base::DictionaryValue* expected_result,
       DBusMethodCallStatus call_status,
       const base::DictionaryValue& result);
 
+  // Expects the |expected_result| to match the |result|.
+  static void ExpectDictionaryValueResultWithoutStatus(
+      const base::DictionaryValue* expected_result,
+      const base::DictionaryValue& result);
+
   // A message loop to emulate asynchronous behavior.
   MessageLoop message_loop_;
   // The mock bus.