Revert 98656 - Make a new integer field in sql::MetaTable (a per-profile db) containing a counter...

chrome/browser/history/history_backend.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/history/history_backend.h"
 
 #include <list>
 #include <map>
 #include <set>
 #include <vector>
@@ skipping 1058 matching lines @@
     db_->GetMostRecentKeywordSearchTerms(keyword_id, prefix, max_count,
                                          &(request->value));
   }
   request->ForwardResult(
       GetMostRecentKeywordSearchTermsRequest::TupleType(request->handle(),
                                                         &request->value));
 }
 
 // Downloads -------------------------------------------------------------------
 
-void HistoryBackend::GetNextDownloadId(
-    scoped_refptr<DownloadNextIdRequest> request) {
-  if (request->canceled()) return;
-  if (db_.get()) {
-    request->value = db_->next_download_id();
-  } else {
-    request->value = 0;
-  }
-  request->ForwardResult(DownloadNextIdRequest::TupleType(request->value));
-}
-
 // Get all the download entries from the database.
 void HistoryBackend::QueryDownloads(
     scoped_refptr<DownloadQueryRequest> request) {
   if (request->canceled())
     return;
   if (db_.get())
     db_->QueryDownloads(&request->value);
   request->ForwardResult(DownloadQueryRequest::TupleType(&request->value));
 }
 
@@ skipping 1140 matching lines @@
   return true;
 }
 
 BookmarkService* HistoryBackend::GetBookmarkService() {
   if (bookmark_service_)
     bookmark_service_->BlockTillLoaded();
   return bookmark_service_;
 }
 
 }  // namespace history