Enable history and downloads by default, port NewTabUI from DOMUIHost to DOMU...

chrome/common/temp_scaffolding_stubs.cc

 // Copyright (c) 2009 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 "temp_scaffolding_stubs.h"
 
 #include "build/build_config.h"
 
 #include <vector>
 
@@ skipping 395 matching lines @@
   return NULL;
 }
 
 DownloadRequestDialogDelegate* DownloadRequestDialogDelegate::Create(
     TabContents* tab,
     DownloadRequestManager::TabDownloadState* host) {
   NOTIMPLEMENTED();
   return NULL;
 }
 
-DOMMessageHandler::~DOMMessageHandler() {
-  NOTIMPLEMENTED();
-}
-
 views::Window* CreateInputWindow(gfx::NativeWindow parent_hwnd,
                                  InputWindowDelegate* delegate) {
   NOTIMPLEMENTED();
   return new views::Window();
 }
+