IndexedDB: Add --level-db flag, and pipe through to WebIDBFactory::open.

chrome/renderer/renderer_webidbfactory_impl.cc

 // Copyright (c) 2010 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/renderer/renderer_webidbfactory_impl.h"
 
 #include "chrome/common/render_messages.h"
 #include "chrome/renderer/render_thread.h"
 #include "chrome/renderer/indexed_db_dispatcher.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDOMStringList.h"
@@ skipping 11 matching lines @@
 
 RendererWebIDBFactoryImpl::~RendererWebIDBFactoryImpl() {
 }
 
 void RendererWebIDBFactoryImpl::open(
     const WebString& name,
     WebIDBCallbacks* callbacks,
     const WebSecurityOrigin& origin,
     WebFrame* web_frame,
     const WebString& data_dir,
-    unsigned long long maximum_size) {
+    unsigned long long maximum_size,
+    WebKit::WebIDBFactory::BackingStoreImpl) {
   // Don't send the data_dir. We know what we want on the Browser side of
   // things.
   IndexedDBDispatcher* dispatcher =
       RenderThread::current()->indexed_db_dispatcher();
   dispatcher->RequestIDBFactoryOpen(
       name, callbacks, origin.databaseIdentifier(), web_frame, maximum_size);
 }
 
 void RendererWebIDBFactoryImpl::deleteDatabase(
     const WebString& name,
     WebIDBCallbacks* callbacks,
     const WebSecurityOrigin& origin,
     WebFrame* web_frame,
     const WebString& data_dir) {
   // Don't send the data_dir. We know what we want on the Browser side of
   // things.
   IndexedDBDispatcher* dispatcher =
       RenderThread::current()->indexed_db_dispatcher();
   dispatcher->RequestIDBFactoryDeleteDatabase(
       name, callbacks, origin.databaseIdentifier(), web_frame);
 }