Remove more totally obvious usage of: defined(TOUCH_UI)

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

 // 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/chromeos/chrome_browser_main_chromeos.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
@@ skipping 22 matching lines @@
 
 #if defined(TOOLKIT_USES_GTK)
 #include <gtk/gtk.h>
 #endif
 
 #if defined(USE_AURA)
 #include "chrome/browser/chromeos/legacy_window_manager/initial_browser_window_observer.h"
 #endif
 
 class MessageLoopObserver : public MessageLoopForUI::Observer {
-#if defined(TOUCH_UI) || defined(USE_AURA)
+#if defined(USE_AURA)
   virtual base::EventStatus WillProcessEvent(
       const base::NativeEvent& event) OVERRIDE {
     return base::EVENT_CONTINUE;
   }
 
   virtual void DidProcessEvent(
       const base::NativeEvent& event) OVERRIDE {
   }
 #else
   virtual void WillProcessEvent(GdkEvent* event) {
@@ skipping 161 matching lines @@
   // DBusThreadManager is shut down.
   if (session_manager_observer_.get()) {
     chromeos::DBusThreadManager::Get()->GetSessionManagerClient()->
         RemoveObserver(session_manager_observer_.get());
   }
   if (brightness_observer_.get()) {
     chromeos::DBusThreadManager::Get()->GetPowerManagerClient()
         ->RemoveObserver(brightness_observer_.get());
   }
 }