Add mime type information to the download database

content/browser/download/download_item_impl.cc

 // Copyright (c) 2012 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.
 
 // File method ordering: Methods in this file are in the same order as
 // in download_item_impl.h, with the following exception: The public
 // interface Start is placed in chronological order with the other
 // (private) routines that together define a DownloadItem's state
 // transitions as the download progresses.  See "Download progression
 // cascade" later in this file.
@@ skipping 95 matching lines @@
 // The maximum number of attempts we will make to resume automatically.
 const int DownloadItemImpl::kMaxAutoResumeAttempts = 5;
 
 // Constructor for reading from the history service.
 DownloadItemImpl::DownloadItemImpl(DownloadItemImplDelegate* delegate,
                                    uint32 download_id,
                                    const base::FilePath& current_path,
                                    const base::FilePath& target_path,
                                    const std::vector<GURL>& url_chain,
                                    const GURL& referrer_url,
+                                   const std::string& mime_type,
+                                   const std::string& original_mime_type,
                                    const base::Time& start_time,
                                    const base::Time& end_time,
                                    const std::string& etag,
                                    const std::string& last_modified,
                                    int64 received_bytes,
                                    int64 total_bytes,
                                    DownloadItem::DownloadState state,
                                    DownloadDangerType danger_type,
                                    DownloadInterruptReason interrupt_reason,
                                    bool opened,
                                    const net::BoundNetLog& bound_net_log)
     : is_save_package_download_(false),
       download_id_(download_id),
       current_path_(current_path),
       target_path_(target_path),
       target_disposition_(TARGET_DISPOSITION_OVERWRITE),
       url_chain_(url_chain),
       referrer_url_(referrer_url),
       transition_type_(PAGE_TRANSITION_LINK),
       has_user_gesture_(false),
+      mime_type_(mime_type),
+      original_mime_type_(original_mime_type),
       total_bytes_(total_bytes),
       received_bytes_(received_bytes),
       bytes_per_sec_(0),
       last_modified_time_(last_modified),
       etag_(etag),
       last_reason_(interrupt_reason),
       start_tick_(base::TimeTicks()),
       state_(ExternalToInternalState(state)),
       danger_type_(danger_type),
       start_time_(start_time),
@@ skipping 1650 matching lines @@
     case RESUME_MODE_USER_CONTINUE:
       return "USER_CONTINUE";
     case RESUME_MODE_USER_RESTART:
       return "USER_RESTART";
   }
   NOTREACHED() << "Unknown resume mode " << mode;
   return "unknown";
 }
 
 }  // namespace content