Defaulting all downloads to go through Chrome network stack

chrome/browser/android/intercept_download_resource_throttle.h

-// 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.
-
-#ifndef CHROME_BROWSER_ANDROID_INTERCEPT_DOWNLOAD_RESOURCE_THROTTLE_H_
-#define CHROME_BROWSER_ANDROID_INTERCEPT_DOWNLOAD_RESOURCE_THROTTLE_H_
-
-#include "base/memory/weak_ptr.h"
-#include "chrome/browser/android/download/download_controller_base.h"
-#include "content/public/browser/resource_throttle.h"
-#include "net/cookies/cookie_store.h"
-
-namespace net {
-class URLRequest;
-}
-
-namespace chrome {
-
-// InterceptDownloadResourceThrottle checks if a download request should be
-// handled by Chrome or passsed to the Android Download Manager.
-class InterceptDownloadResourceThrottle : public content::ResourceThrottle {
- public:
-  static bool IsDownloadInterceptionEnabled();
-
-  InterceptDownloadResourceThrottle(net::URLRequest* request,
-                                    int render_process_id,
-                                    int render_view_id,
-                                    bool must_download);
-
-  // content::ResourceThrottle implementation:
-  void WillProcessResponse(bool* defer) override;
-  const char* GetNameForLogging() const override;
-
- private:
-  ~InterceptDownloadResourceThrottle() override;
-
-  void ProcessDownloadRequest(bool* defer);
-  void CheckCookiePolicy(const net::CookieList& cookie_list);
-  void StartDownload(const DownloadInfo& info);
-
-  // Set to true when if we want chrome to handle the download.
-  const net::URLRequest* request_;
-  int render_process_id_;
-  int render_view_id_;
-  bool must_download_;
-
-  base::WeakPtrFactory<InterceptDownloadResourceThrottle> weak_factory_;
-  DISALLOW_COPY_AND_ASSIGN(InterceptDownloadResourceThrottle);
-};
-
-}  // namespace chrome
-
-#endif  // CHROME_BROWSER_ANDROID_INTERCEPT_DOWNLOAD_RESOURCE_THROTTLE_H_