Move WebUIMessageHandler to its own file in the public directory and put it in the content namesp...

chrome/browser/ui/webui/ntp/recently_closed_tabs_handler.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/ui/webui/ntp/recently_closed_tabs_handler.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/metrics/histogram.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sessions/tab_restore_service_delegate.h"
 #include "chrome/browser/sessions/tab_restore_service_factory.h"
 #include "chrome/browser/ui/webui/ntp/new_tab_ui.h"
 #include "chrome/browser/ui/webui/web_ui_util.h"
 #include "chrome/common/url_constants.h"
+#include "content/browser/webui/web_ui.h"
 #include "content/public/browser/web_contents.h"
 
 namespace {
 
 void TabToValue(const TabRestoreService::Tab& tab,
                 DictionaryValue* dictionary) {
   const TabNavigation& current_navigation =
       tab.navigations.at(tab.current_navigation_index);
   NewTabUI::SetURLTitleAndDirection(dictionary, current_navigation.title(),
                                     current_navigation.virtual_url());
@@ skipping 113 matching lines @@
       DCHECK_EQ(entry->type, TabRestoreService::WINDOW);
       WindowToValue(*static_cast<TabRestoreService::Window*>(entry),
                     entry_dict.get());
     }
 
     entry_dict->SetInteger("sessionId", entry->id);
     entry_list_value->Append(entry_dict.release());
     added_count++;
   }
 }