Add content-security-policy to chrome://quota-internals.

chrome/browser/ui/webui/quota_internals_ui.h

 // 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_QUOTA_INTERNALS_UI_H_
 #define CHROME_BROWSER_UI_WEBUI_QUOTA_INTERNALS_UI_H_
 #pragma once
 
 #include <string>
 
 #include "chrome/browser/ui/webui/chrome_web_ui.h"
-#include "chrome/browser/ui/webui/chrome_web_ui_data_source.h"
 
 class QuotaInternalsUI : public ChromeWebUI {
  public:
   explicit QuotaInternalsUI(TabContents* contents);
   virtual ~QuotaInternalsUI() {}
  private:
   DISALLOW_COPY_AND_ASSIGN(QuotaInternalsUI);
 };
 
-namespace quota_internals {
-
-class QuotaInternalsHTMLSource : public ChromeWebUIDataSource {
- public:
-  static const char kStringsJSPath[];
-
-  QuotaInternalsHTMLSource();
-  virtual void StartDataRequest(const std::string& path,
-                                bool is_incognito,
-                                int request_id) OVERRIDE;
-  virtual std::string GetMimeType(const std::string& path) const OVERRIDE;
-
- private:
-  virtual ~QuotaInternalsHTMLSource() {}
-
-  DISALLOW_COPY_AND_ASSIGN(QuotaInternalsHTMLSource);
-};
-
-}  // namespace quota_internals
-
 #endif  // CHROME_BROWSER_UI_WEBUI_QUOTA_INTERNALS_UI_H_