Change DownloadProcessHandle to be more of an encapsulated class.

chrome/browser/renderer_host/download_resource_handler.cc

 // 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.
 
 #include "chrome/browser/renderer_host/download_resource_handler.h"
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
@@ skipping 71 matching lines @@
   // Deleted in DownloadManager.
   DownloadCreateInfo* info = new DownloadCreateInfo;
   info->url_chain = request_->url_chain();
   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->process_handle = DownloadProcessHandle(global_id_.child_id,
+  info->process_handle = DownloadProcessHandle(rdh_,
+                                               global_id_.child_id,
                                                render_view_id_,
                                                global_id_.request_id);
   info->content_disposition = content_disposition_;
   info->mime_type = response->response_head.mime_type;
   // TODO(ahendrickson) -- Get the last modified time and etag, so we can
   // resume downloading.
 
   std::string content_type_header;
   if (!response->response_head.headers ||
       !response->response_head.headers->GetMimeType(&content_type_header))
@@ skipping 151 matching lines @@
                             " render_view_id_ = " "%d"
                             " save_info_.file_path = \"%" PRFilePath "\""
                             " }",
                             request_->url().spec().c_str(),
                             download_id_,
                             global_id_.child_id,
                             global_id_.request_id,
                             render_view_id_,
                             save_info_.file_path.value().c_str());
 }