Simplify WebUI data sources. Currently WebUI data sources implement a URLDataSourceDelegate interfa…

chrome/browser/ui/webui/print_preview/print_preview_ui.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/ui/webui/print_preview/print_preview_ui.h"
 
 #include <map>
 
 #include "base/id_map.h"
 #include "base/lazy_instance.h"
@@ skipping 329 matching lines @@
 
 PrintPreviewUI::PrintPreviewUI(content::WebUI* web_ui)
     : ConstrainedWebDialogUI(web_ui),
       initial_preview_start_time_(base::TimeTicks::Now()),
       id_(g_print_preview_ui_id_map.Get().Add(this)),
       handler_(NULL),
       source_is_modifiable_(true),
       dialog_closed_(false) {
   // Set up the chrome://print/ data source.
   Profile* profile = Profile::FromWebUI(web_ui);
-  ChromeURLDataManager::AddDataSource(profile, CreatePrintPreviewUISource());
+  ChromeURLDataManager::AddDataSourceImpl(profile,
+                                          CreatePrintPreviewUISource());
 
   // Set up the chrome://theme/ source.
   ChromeURLDataManager::AddDataSource(profile, new ThemeSource(profile));
 
   // WebUI owns |handler_|.
   handler_ = new PrintPreviewHandler();
   web_ui->AddMessageHandler(handler_);
 
   g_print_preview_request_id_map.Get().Set(id_, -1);
 }
@@ skipping 210 matching lines @@
   delegate->OnDialogCloseFromWebUI();
 }
 
 void PrintPreviewUI::OnReloadPrintersList() {
   web_ui()->CallJavascriptFunction("reloadPrintersList");
 }
 
 void PrintPreviewUI::OnPrintPreviewScalingDisabled() {
   web_ui()->CallJavascriptFunction("printScalingDisabledForSourcePDF");
 }