Migrate the IndexedDB backend from Blink to Chromium

content/browser/in_process_webkit/indexed_db_dispatcher_host.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.
 
 #include "content/browser/in_process_webkit/indexed_db_dispatcher_host.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 23 matching lines @@
 #include "webkit/base/file_path_string_conversions.h"
 #include "webkit/base/origin_url_conversions.h"
 #include "webkit/database/database_util.h"
 
 using webkit_database::DatabaseUtil;
 using WebKit::WebData;
 using WebKit::WebIDBCallbacks;
 using WebKit::WebIDBCursor;
 using WebKit::WebIDBDatabase;
 using WebKit::WebIDBDatabaseError;
-using WebKit::WebIDBIndex;
 using WebKit::WebIDBKey;
 using WebKit::WebIDBMetadata;
-using WebKit::WebIDBObjectStore;
 using WebKit::WebString;
 using WebKit::WebVector;
 
 namespace content {
 namespace {
 
 template <class T>
 void DeleteOnWebKitThread(T* obj) {
   if (!BrowserThread::DeleteSoon(BrowserThread::WEBKIT_DEPRECATED,
                                  FROM_HERE, obj))
@@ skipping 771 matching lines @@
       new IndexedDBCallbacks<WebData>(parent_, ipc_thread_id,
                                       ipc_callbacks_id));
 }
 
 void IndexedDBDispatcherHost::CursorDispatcherHost::OnDestroyed(
     int32 ipc_object_id) {
   parent_->DestroyObject(&map_, ipc_object_id);
 }
 
 }  // namespace content