Boilerplate code to add chrome://syncfs-internals page for debugging.

chrome/browser/ui/webui/sync_file_system_internals_ui.cc

+// Copyright 2013 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/sync_file_system_internals_ui.h"
+
+#include <string>
+
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/common/url_constants.h"
+#include "content/public/browser/web_contents.h"
+#include "content/public/browser/web_ui.h"
+#include "content/public/browser/web_ui_data_source.h"
+#include "grit/sync_file_system_internals_resources.h"
+#include "ui/base/l10n/l10n_util.h"
+#include "ui/base/resource/resource_bundle.h"
+
+using content::WebContents;
+
+namespace {
+
+content::WebUIDataSource* CreateSyncFileSystemInternalsHTMLSource() {
+  content::WebUIDataSource* source =
+      content::WebUIDataSource::Create(
+          chrome::kChromeUISyncFileSystemInternalsHost);
+  source->SetDefaultResource(IDR_SYNC_FILE_SYSTEM_INTERNALS_MAIN_HTML);
+  return source;
+}
+
+}  // namespace
+
+SyncFileSystemInternalsUI::SyncFileSystemInternalsUI(content::WebUI* web_ui)
+    : WebUIController(web_ui) {
+  Profile* profile = Profile::FromWebUI(web_ui);
+  content::WebUIDataSource::Add(profile,
+                                CreateSyncFileSystemInternalsHTMLSource());
+}