Make cancel remove cancelled download from active queues at time of cancel.

chrome/browser/download/chrome_download_manager_delegate.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/chrome_download_manager_delegate.h"
 
 #include "base/callback.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/rand_util.h"
@@ skipping 202 matching lines @@
   download_history_->UpdateEntry(item);
 }
 
 void ChromeDownloadManagerDelegate::UpdatePathForItemInPersistentStore(
     DownloadItem* item,
     const FilePath& new_path) {
   download_history_->UpdateDownloadPath(item, new_path);
 }
 
 void ChromeDownloadManagerDelegate::RemoveItemFromPersistentStore(
-    DownloadItem* item) {
-  download_history_->RemoveEntry(item);
+    int64 db_handle) {
+  download_history_->RemoveEntry(db_handle);
 }
 
 void ChromeDownloadManagerDelegate::RemoveItemsFromPersistentStoreBetween(
     const base::Time remove_begin,
     const base::Time remove_end) {
   download_history_->RemoveEntriesBetween(remove_begin, remove_end);
 }
 
 void ChromeDownloadManagerDelegate::GetSaveDir(TabContents* tab_contents,
                                                FilePath* website_save_dir,
@@ skipping 302 matching lines @@
 // TODO(noelutz): This function currently works as a callback place holder.
 // Once we decide the hash check is reliable, we could move the
 // MaybeCompleteDownload in OnAllDataSaved to this function.
 void ChromeDownloadManagerDelegate::CheckDownloadHashDone(
     int32 download_id,
     bool is_dangerous_hash) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   DVLOG(1) << "CheckDownloadHashDone, download_id: " << download_id
            << " is dangerous_hash: " << is_dangerous_hash;
 }