Don't build a bunch of stuff on Aura, rather than ifdefing out code in it.

chrome/browser/automation/chrome_frame_automation_provider.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/automation/chrome_frame_automation_provider.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/common/automation_messages.h"
 #include "ipc/ipc_message.h"
@@ skipping 32 matching lines @@
   bool is_valid_message = false;
 
   switch (type) {
     case AutomationMsg_CreateExternalTab::ID:
     case AutomationMsg_ConnectExternalTab::ID:
 #if defined(OS_WIN)
     case AutomationMsg_BrowserMove::ID:
     case AutomationMsg_ProcessUnhandledAccelerator::ID:
     case AutomationMsg_ForwardContextMenuCommandToChrome::ID:
 #endif  // defined(OS_WIN)
-#if defined(OS_WIN) && !defined(USE_AURA)
+#if defined(OS_WIN)
     case AutomationMsg_TabReposition::ID:
 #endif
     case AutomationMsg_NavigateInExternalTab::ID:
     case AutomationMsg_NavigateExternalTabAtIndex::ID:
     case AutomationMsg_Find::ID:
     case AutomationMsg_SetInitialFocus::ID:
     case AutomationMsg_SetPageFontSize::ID:
     case AutomationMsg_SetProxyConfig::ID:
     case AutomationMsg_Cut::ID:
     case AutomationMsg_Copy::ID:
@@ skipping 15 matching lines @@
       is_valid_message = true;
       break;
     }
 
     default:
       break;
   }
 
   return is_valid_message;
 }