Remove unused arguments from storage-related Chromium impls of Blink API

content/child/indexed_db/proxy_webidbfactory_impl.h

 // Copyright 2013 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.
 
 #ifndef CONTENT_CHILD_INDEXED_DB_PROXY_WEBIDBFACTORY_IMPL_H_
 #define CONTENT_CHILD_INDEXED_DB_PROXY_WEBIDBFACTORY_IMPL_H_
 
 #include "base/memory/ref_counted.h"
 #include "third_party/WebKit/public/platform/WebIDBCallbacks.h"
 #include "third_party/WebKit/public/platform/WebIDBDatabaseCallbacks.h"
 #include "third_party/WebKit/public/platform/WebIDBFactory.h"
 #include "third_party/WebKit/public/platform/WebVector.h"
 
 namespace WebKit {
 class WebString;
 }
 
 namespace content {
 class ThreadSafeSender;
 
 class RendererWebIDBFactoryImpl : public WebKit::WebIDBFactory {
  public:
   explicit RendererWebIDBFactoryImpl(ThreadSafeSender* thread_safe_sender);
   virtual ~RendererWebIDBFactoryImpl();
 
   // See WebIDBFactory.h for documentation on these functions.
   virtual void getDatabaseNames(
       WebKit::WebIDBCallbacks* callbacks,
-      const WebKit::WebString& database_identifier,
-      const WebKit::WebString& data_dir);
+      const WebKit::WebString& database_identifier);
   virtual void open(
       const WebKit::WebString& name,
       long long version,
       long long transaction_id,
       WebKit::WebIDBCallbacks* callbacks,
       WebKit::WebIDBDatabaseCallbacks* databaseCallbacks,
-      const WebKit::WebString& database_identifier,
-      const WebKit::WebString& data_dir);
+      const WebKit::WebString& database_identifier);
   virtual void deleteDatabase(
       const WebKit::WebString& name,
       WebKit::WebIDBCallbacks* callbacks,
-      const WebKit::WebString& database_identifier,
-      const WebKit::WebString& data_dir);
+      const WebKit::WebString& database_identifier);
 
  private:
   scoped_refptr<ThreadSafeSender> thread_safe_sender_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_INDEXED_DB_PROXY_WEBIDBFACTORY_IMPL_H_