Delete Automation[Tab/Renderer]Helper and users.

chrome/browser/automation/mock_tab_event_observer.cc

Index: chrome/browser/automation/mock_tab_event_observer.cc
diff --git a/chrome/browser/automation/mock_tab_event_observer.cc b/chrome/browser/automation/mock_tab_event_observer.cc
deleted file mode 100644
index 762caa9b68e1439d286b779aa0ef063ecc163e35..0000000000000000000000000000000000000000
--- a/chrome/browser/automation/mock_tab_event_observer.cc
+++ /dev/null
@@ -1,21 +0,0 @@
-// Copyright (c) 2011 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 "chrome/browser/automation/mock_tab_event_observer.h"
-
-MockTabEventObserver::MockTabEventObserver() { }
-
-MockTabEventObserver::MockTabEventObserver(AutomationTabHelper* tab_helper) {
-  TabEventObserver::StartObserving(tab_helper);
-}
-
-MockTabEventObserver::~MockTabEventObserver() { }
-
-void MockTabEventObserver::StartObserving(AutomationTabHelper* tab_helper) {
-  TabEventObserver::StartObserving(tab_helper);
-}
-
-void MockTabEventObserver::StopObserving(AutomationTabHelper* tab_helper) {
-  TabEventObserver::StopObserving(tab_helper);
-}