Added member data to classes to support download resumption.

content/browser/download/download_types.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 "content/browser/download/download_types.h"
 
-DownloadSaveInfo::DownloadSaveInfo() {
+DownloadSaveInfo::DownloadSaveInfo()
+    : offset(0) {
 }
 
 DownloadSaveInfo::DownloadSaveInfo(const DownloadSaveInfo& info)
     : file_path(info.file_path),
       file_stream(info.file_stream),
-      suggested_name(info.suggested_name) {
+      suggested_name(info.suggested_name),
+      offset(info.offset),
+      hash_state(info.hash_state) {
 }
 
 DownloadSaveInfo::~DownloadSaveInfo() {
 }
 
 DownloadSaveInfo& DownloadSaveInfo::operator=(const DownloadSaveInfo& info) {
   file_path = info.file_path;
   file_stream = info.file_stream;
   suggested_name = info.suggested_name;
+  offset = info.offset;
+  suggested_name = info.suggested_name;
   return *this;
 }