Support for adding save page download items into downloads history.

chrome/browser/download/download_manager.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/download/download_manager.h"
 
 #include "base/callback.h"
 #include "base/file_util.h"
 #include "base/i18n/case_conversion.h"
 #include "base/logging.h"
@@ skipping 964 matching lines @@
   }
   // The null times make the date range unbounded.
   return RemoveDownloadsBetween(base::Time(), base::Time());
 }
 
 void DownloadManager::SavePageAsDownloadStarted(DownloadItem* download) {
 #if !defined(NDEBUG)
   save_page_as_downloads_.insert(download);
 #endif
   downloads_.insert(download);
-  // Add to history and notify observers.
-  AddDownloadItemToHistory(download, DownloadHistory::kUninitializedHandle);
-  NotifyModelChanged();
 }
 
 // Initiate a download of a specific URL. We send the request to the
 // ResourceDispatcherHost, and let it send us responses like a regular
 // download.
 void DownloadManager::DownloadUrl(const GURL& url,
                                   const GURL& referrer,
                                   const std::string& referrer_charset,
                                   TabContents* tab_contents) {
   DownloadUrlToFile(url, referrer, referrer_charset, DownloadSaveInfo(),
@@ skipping 184 matching lines @@
 
   // TODO(rdsmith): Convert to DCHECK() when http://crbug.com/84508
   // is fixed.
   CHECK_NE(DownloadHistory::kUninitializedHandle, db_handle);
 
   DCHECK(download->db_handle() == DownloadHistory::kUninitializedHandle);
   download->set_db_handle(db_handle);
 
   DCHECK(!ContainsKey(history_downloads_, download->db_handle()));
   history_downloads_[download->db_handle()] = download;
+
+  // Show in the appropriate browser UI.
+  // This includes buttons to save or cancel, for a dangerous download.
+  ShowDownloadInBrowser(download);
+
+  // Inform interested objects about the new download.
+  NotifyModelChanged();
 }
 
 // Once the new DownloadItem's creation info has been committed to the history
 // service, we associate the DownloadItem with the db handle, update our
 // 'history_downloads_' map and inform observers.
 void DownloadManager::OnCreateDownloadEntryComplete(int32 download_id,
                                                     int64 db_handle) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   DownloadItem* download = GetActiveDownloadItem(download_id);
   if (!download)
     return;
 
   VLOG(20) << __FUNCTION__ << "()" << " db_handle = " << db_handle
            << " download_id = " << download_id
            << " download = " << download->DebugString(true);
 
   AddDownloadItemToHistory(download, db_handle);
 
-  // Show in the appropriate browser UI.
-  // This includes buttons to save or cancel, for a dangerous download.
-  ShowDownloadInBrowser(download);
-
-  // Inform interested objects about the new download.
-  NotifyModelChanged();
-
   // If the download is still in progress, try to complete it.
   //
   // Otherwise, download has been cancelled or interrupted before we've
   // received the DB handle.  We post one final message to the history
   // service so that it can be properly in sync with the DownloadItem's
   // completion status, and also inform any observers so that they get
   // more than just the start notification.
   if (download->IsInProgress()) {
     MaybeCompleteDownload(download);
   } else {
@@ skipping 125 matching lines @@
     observed_download_manager_->RemoveObserver(this);
 }
 
 void DownloadManager::OtherDownloadManagerObserver::ModelChanged() {
   observing_download_manager_->NotifyModelChanged();
 }
 
 void DownloadManager::OtherDownloadManagerObserver::ManagerGoingDown() {
   observed_download_manager_ = NULL;
 }