Modifying the "dangerous download" algorithm.

chrome/browser/renderer_host/download_resource_handler.cc

 // Copyright (c) 2006-2008 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/renderer_host/download_resource_handler.h"
 
 #include "base/logging.h"
 #include "chrome/browser/browser_thread.h"
 #include "chrome/browser/download/download_item.h"
 #include "chrome/browser/download/download_file_manager.h"
 #include "chrome/browser/history/download_create_info.h"
 #include "chrome/browser/renderer_host/global_request_id.h"
 #include "chrome/browser/renderer_host/resource_dispatcher_host.h"
+#include "chrome/browser/renderer_host/resource_dispatcher_host_request_info.h"
 #include "chrome/common/resource_response.h"
 #include "net/base/io_buffer.h"
 #include "net/http/http_response_headers.h"
 #include "net/url_request/url_request_context.h"
 
 DownloadResourceHandler::DownloadResourceHandler(
     ResourceDispatcherHost* rdh,
     int render_process_host_id,
     int render_view_id,
     int request_id,
@@ skipping 33 matching lines @@
 
 // Send the download creation information to the download thread.
 bool DownloadResourceHandler::OnResponseStarted(int request_id,
                                                 ResourceResponse* response) {
   std::string content_disposition;
   request_->GetResponseHeaderByName("content-disposition",
                                     &content_disposition);
   set_content_disposition(content_disposition);
   set_content_length(response->response_head.content_length);
 
+  const ResourceDispatcherHostRequestInfo* request_info =
+    ResourceDispatcherHost::InfoForRequest(request_);
+
   download_id_ = download_file_manager_->GetNextId();
   // |download_file_manager_| consumes (deletes):
   DownloadCreateInfo* info = new DownloadCreateInfo;
   info->url = url_;
   info->referrer_url = GURL(request_->referrer());
   info->start_time = base::Time::Now();
   info->received_bytes = 0;
   info->total_bytes = content_length_;
   info->state = DownloadItem::IN_PROGRESS;
   info->download_id = download_id_;
+  info->has_user_gesture = request_info->has_user_gesture();
   info->child_id = global_id_.child_id;
   info->render_view_id = render_view_id_;
   info->request_id = global_id_.request_id;
   info->content_disposition = content_disposition_;
   info->mime_type = response->response_head.mime_type;
 
   std::string content_type_header;
   if (!response->response_head.headers ||
       !response->response_head.headers->GetMimeType(&content_type_header))
     content_type_header = "";
@@ skipping 122 matching lines @@
 }
 
 DownloadResourceHandler::~DownloadResourceHandler() {
 }
 
 void DownloadResourceHandler::StartPauseTimer() {
   if (!pause_timer_.IsRunning())
     pause_timer_.Start(base::TimeDelta::FromMilliseconds(kThrottleTimeMs), this,
                        &DownloadResourceHandler::CheckWriteProgress);
 }