Added net logging to DownloadItem.

content/browser/download/download_manager_impl.cc

Index: content/browser/download/download_manager_impl.cc
diff --git a/content/browser/download/download_manager_impl.cc b/content/browser/download/download_manager_impl.cc
index aee4d141de499357827169825a9c19a7c2ac42bc..b0ca79d2ca28e0d950d7a59ee4a21ade172c0613 100644
--- a/content/browser/download/download_manager_impl.cc
+++ b/content/browser/download/download_manager_impl.cc
@@ -397,7 +397,7 @@ DownloadItem* DownloadManagerImpl::CreateSavePackageDownloadItem(
     bool is_otr,
     DownloadItem::Observer* observer) {
   DownloadItem* download = new DownloadItemImpl(
-      this, main_file_path, page_url, is_otr, GetNextId());
+      this, main_file_path, page_url, is_otr, GetNextId(), net::BoundNetLog());
 
   download->AddObserver(observer);
 
@@ -901,7 +901,7 @@ void DownloadManagerImpl::OnPersistentStoreQueryComplete(
 
   for (size_t i = 0; i < entries->size(); ++i) {
     DownloadItem* download = new DownloadItemImpl(
-        this, GetNextId(), entries->at(i));
+        this, GetNextId(), entries->at(i), net::BoundNetLog());
     CHECK_96627(!ContainsKey(history_downloads_, download->GetDbHandle()));
     downloads_.insert(download);
     history_downloads_[download->GetDbHandle()] = download;