Don't derive from ChromeURLDataManager::DataSource, and instead have these classes implement a dele…

chrome/browser/managed_mode/managed_mode_interstitial.cc

 // Copyright (c) 2012 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/managed_mode/managed_mode_interstitial.h"
 
 #include "base/i18n/rtl.h"
 #include "chrome/browser/managed_mode/managed_mode_navigation_observer.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 87 matching lines @@
                     l10n_util::GetStringUTF16(IDS_BLOCK_INTERSTITIAL_MESSAGE));
   strings.SetString("blockedUrl", net::FormatUrl(url_, languages_));
   strings.SetString("bypassBlockMessage",
                     l10n_util::GetStringUTF16(IDS_BYPASS_BLOCK_MESSAGE));
   strings.SetString("bypassBlockButton",
                     l10n_util::GetStringUTF16(IDS_BYPASS_BLOCK_BUTTON));
   strings.SetString("backButton", l10n_util::GetStringUTF16(IDS_BACK_BUTTON));
   strings.SetString(
       "contentPacksSectionButton",
       l10n_util::GetStringUTF16(IDS_CONTENT_PACKS_SECTION_BUTTON));
-  ChromeURLDataManager::DataSource::SetFontAndTextDirection(&strings);
+  URLDataSource::SetFontAndTextDirection(&strings);
 
   base::StringPiece html(
       ResourceBundle::GetSharedInstance().GetRawDataResource(
           IDR_MANAGED_MODE_BLOCK_INTERSTITIAL_HTML));
 
   jstemplate_builder::UseVersion2 version;
   return jstemplate_builder::GetI18nTemplateHtml(html, &strings);
 }
 
 void ManagedModeInterstitial::CommandReceived(const std::string& command) {
@@ skipping 21 matching lines @@
 
 void ManagedModeInterstitial::OnDontProceed() {
   DispatchContinueRequest(false);
 }
 
 void ManagedModeInterstitial::DispatchContinueRequest(bool continue_request) {
   BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
                           base::Bind(callback_, continue_request));
 }