chromeos: Remove unused CrosAddIPConfig/CrosRemoveIPConfig functions

chromeos/dbus/shill_ipconfig_client_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/bind.h"
 #include "base/values.h"
 #include "chromeos/dbus/shill_client_unittest_base.h"
 #include "chromeos/dbus/shill_ipconfig_client.h"
 #include "dbus/message.h"
 #include "dbus/values_util.h"
@@ skipping 198 matching lines @@
                        base::Bind(&ExpectNoArgument),
                        response.get());
   // Call method.
   client_->Remove(dbus::ObjectPath(kExampleIPConfigPath),
                   base::Bind(&ExpectNoResultValue));
 
   // Run the message loop.
   message_loop_.RunUntilIdle();
 }
 
-TEST_F(ShillIPConfigClientTest, CallRemoveAndBlock) {
-  // Create response.
-  scoped_ptr<dbus::Response> response(dbus::Response::CreateEmpty());
-
-  // Set expectations.
-  PrepareForMethodCall(flimflam::kRemoveConfigFunction,
-                       base::Bind(&ExpectNoArgument),
-                       response.get());
-  // Call method.
-  EXPECT_TRUE(client_->CallRemoveAndBlock(
-      dbus::ObjectPath(kExampleIPConfigPath)));
-}
-
 }  // namespace chromeos