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

chrome/browser/ui/webui/sync_file_system_internals_ui.h

Index: chrome/browser/ui/webui/sync_file_system_internals_ui.h
diff --git a/chrome/browser/ui/webui/sync_file_system_internals_ui.h b/chrome/browser/ui/webui/sync_file_system_internals_ui.h
new file mode 100644
index 0000000000000000000000000000000000000000..0e510fcb8e9ca27cdd6eab5937d4790b37127421
--- /dev/null
+++ b/chrome/browser/ui/webui/sync_file_system_internals_ui.h
@@ -0,0 +1,17 @@
+// 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.
+
+#ifndef CHROME_BROWSER_UI_WEBUI_SYNC_FILE_SYSTEM_INTERNALS_UI_H_
+#define CHROME_BROWSER_UI_WEBUI_SYNC_FILE_SYSTEM_INTERNALS_UI_H_
+#include "content/public/browser/web_ui_controller.h"
+
+class SyncFileSystemInternalsUI : public content::WebUIController {
+ public:
+  explicit SyncFileSystemInternalsUI(content::WebUI* web_ui);
+  virtual ~SyncFileSystemInternalsUI() {}
+ private:
+  DISALLOW_COPY_AND_ASSIGN(SyncFileSystemInternalsUI);
+};
+
+#endif  // CHROME_BROWSER_UI_WEBUI_SYNC_FILE_SYSTEM_INTERNALS_UI_H_