Added DownloadProcessHandle class.

chrome/browser/renderer_host/download_resource_handler.cc

Index: chrome/browser/renderer_host/download_resource_handler.cc
diff --git a/chrome/browser/renderer_host/download_resource_handler.cc b/chrome/browser/renderer_host/download_resource_handler.cc
index 7b7e02fabb9ec35111f5723510a132b60d0206f7..bbcab267af177545aa03baa4eea83b7c76670b29 100644
--- a/chrome/browser/renderer_host/download_resource_handler.cc
+++ b/chrome/browser/renderer_host/download_resource_handler.cc
@@ -12,6 +12,7 @@
 #include "base/stringprintf.h"
 #include "chrome/browser/download/download_item.h"
 #include "chrome/browser/download/download_file_manager.h"
+#include "chrome/browser/download/download_process_handle.h"
 #include "chrome/browser/download/download_util.h"
 #include "chrome/browser/history/download_create_info.h"
 #include "content/browser/browser_thread.h"
@@ -88,9 +89,9 @@ bool DownloadResourceHandler::OnResponseStarted(int request_id,
   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->process_handle = DownloadProcessHandle(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