Fixes for -Wunused-function on Linux, Android and ChromeOS

chromeos/dbus/fake_shill_service_client.cc

 // Copyright 2013 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 "chromeos/dbus/fake_shill_service_client.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "base/values.h"
 #include "chromeos/chromeos_switches.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/dbus/shill_manager_client.h"
 #include "chromeos/dbus/shill_property_changed_observer.h"
 #include "chromeos/dbus/shill_stub_helper.h"
 #include "chromeos/network/shill_property_util.h"
 #include "dbus/bus.h"
 #include "dbus/message.h"
 #include "dbus/object_path.h"
 #include "third_party/cros_system_api/dbus/service_constants.h"
 
 namespace chromeos {
 
 namespace {
 
-void ErrorFunction(const std::string& error_name,
-                   const std::string& error_message) {
-  LOG(ERROR) << "Shill Error: " << error_name << " : " << error_message;
-}
-
 void PassStubListValue(const ShillServiceClient::ListValueCallback& callback,
                        base::ListValue* value) {
   callback.Run(*value);
 }
 
 void PassStubServiceProperties(
     const ShillServiceClient::DictionaryValueCallback& callback,
     DBusMethodCallStatus call_status,
     const base::DictionaryValue* properties) {
   callback.Run(call_status, *properties);
@@ skipping 516 matching lines @@
             base::StringValue(shill::kErrorBadPassphrase)));
   } else {
     // Set Online.
     SetServiceProperty(service_path,
                        shill::kStateProperty,
                        base::StringValue(shill::kStateOnline));
   }
 }
 
 }  // namespace chromeos