Remove ibus_panel_service.cc and related files.

chromeos/dbus/ibus/mock_ibus_panel_service.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 "chromeos/dbus/ibus/mock_ibus_panel_service.h"
-
-namespace chromeos {
-
-MockIBusPanelService::MockIBusPanelService() {
-}
-
-MockIBusPanelService::~MockIBusPanelService() {
-}
-
-void MockIBusPanelService::SetUpCandidateWindowHandler(
-    IBusPanelCandidateWindowHandlerInterface* handler) {
-}
-
-void MockIBusPanelService::SetUpPropertyHandler(
-    IBusPanelPropertyHandlerInterface* handler) {
-}
-
-void MockIBusPanelService::CandidateClicked(uint32 index,
-                                            ibus::IBusMouseButton button,
-                                            uint32 state) {
-}
-
-void MockIBusPanelService::CursorUp() {
-}
-
-void MockIBusPanelService::CursorDown() {
-}
-
-void MockIBusPanelService::PageUp() {
-}
-
-void MockIBusPanelService::PageDown() {
-}
-
-}  // namespace chromeos