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diff --git a/content/renderer/renderer_webkitclient_impl.h b/content/renderer/renderer_webkitclient_impl.h
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+++ b/content/renderer/renderer_webkitclient_impl.h
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+// 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.
+
+#ifndef CONTENT_RENDERER_RENDERER_WEBKITCLIENT_IMPL_H_
+#define CONTENT_RENDERER_RENDERER_WEBKITCLIENT_IMPL_H_
+#pragma once
+
+#include "base/platform_file.h"
+#include "base/scoped_ptr.h"
+#include "webkit/glue/webkitclient_impl.h"
+
+class WebSharedWorkerRepositoryImpl;
+class WebFileSystemImpl;
+
+namespace IPC {
+class SyncMessage;
+}
+
+namespace webkit_glue {
+class WebClipboardImpl;
+}
+
+class RendererWebKitClientImpl : public webkit_glue::WebKitClientImpl {
+ public:
+  RendererWebKitClientImpl();
+  virtual ~RendererWebKitClientImpl();
+
+  // WebKitClient methods:
+  virtual WebKit::WebClipboard* clipboard();
+  virtual WebKit::WebMimeRegistry* mimeRegistry();
+  virtual WebKit::WebFileUtilities* fileUtilities();
+  virtual WebKit::WebSandboxSupport* sandboxSupport();
+  virtual WebKit::WebCookieJar* cookieJar();
+  virtual bool sandboxEnabled();
+  virtual unsigned long long visitedLinkHash(
+      const char* canonicalURL, size_t length);
+  virtual bool isLinkVisited(unsigned long long linkHash);
+  virtual WebKit::WebMessagePortChannel* createMessagePortChannel();
+  virtual void prefetchHostName(const WebKit::WebString&);
+  virtual void cacheMetadata(
+      const WebKit::WebURL&, double, const char*, size_t);
+  virtual WebKit::WebString defaultLocale();
+  virtual void suddenTerminationChanged(bool enabled);
+  virtual WebKit::WebStorageNamespace* createLocalStorageNamespace(
+      const WebKit::WebString& path, unsigned quota);
+  virtual void dispatchStorageEvent(
+      const WebKit::WebString& key, const WebKit::WebString& old_value,
+      const WebKit::WebString& new_value, const WebKit::WebString& origin,
+      const WebKit::WebURL& url, bool is_local_storage);
+
+  virtual WebKit::WebKitClient::FileHandle databaseOpenFile(
+      const WebKit::WebString& vfs_file_name, int desired_flags);
+  virtual int databaseDeleteFile(const WebKit::WebString& vfs_file_name,
+                                 bool sync_dir);
+  virtual long databaseGetFileAttributes(
+      const WebKit::WebString& vfs_file_name);
+  virtual long long databaseGetFileSize(
+      const WebKit::WebString& vfs_file_name);
+  virtual WebKit::WebString signedPublicKeyAndChallengeString(
+      unsigned key_size_index,
+      const WebKit::WebString& challenge,
+      const WebKit::WebURL& url);
+  virtual WebKit::WebIDBFactory* idbFactory();
+  virtual void createIDBKeysFromSerializedValuesAndKeyPath(
+      const WebKit::WebVector<WebKit::WebSerializedScriptValue>& values,
+      const WebKit::WebString& keyPath,
+      WebKit::WebVector<WebKit::WebIDBKey>& keys);
+  virtual WebKit::WebSerializedScriptValue injectIDBKeyIntoSerializedValue(
+      const WebKit::WebIDBKey& key,
+      const WebKit::WebSerializedScriptValue& value,
+      const WebKit::WebString& keyPath);
+  virtual WebKit::WebFileSystem* fileSystem();
+
+  virtual WebKit::WebSharedWorkerRepository* sharedWorkerRepository();
+  virtual WebKit::WebGraphicsContext3D* createGraphicsContext3D();
+  virtual WebKit::WebAudioDevice* createAudioDevice(
+      size_t buffer_size, unsigned channels, double sample_rate,
+      WebKit::WebAudioDevice::RenderCallback* callback);
+
+  virtual WebKit::WebBlobRegistry* blobRegistry();
+
+ private:
+  bool CheckPreparsedJsCachingEnabled() const;
+
+  // Helper function to send synchronous message from any thread.
+  static bool SendSyncMessageFromAnyThread(IPC::SyncMessage* msg);
+
+  scoped_ptr<webkit_glue::WebClipboardImpl> clipboard_;
+
+  class FileUtilities;
+  scoped_ptr<FileUtilities> file_utilities_;
+
+  class MimeRegistry;
+  scoped_ptr<MimeRegistry> mime_registry_;
+
+  class SandboxSupport;
+  scoped_ptr<SandboxSupport> sandbox_support_;
+
+  // This counter keeps track of the number of times sudden termination is
+  // enabled or disabled. It starts at 0 (enabled) and for every disable
+  // increments by 1, for every enable decrements by 1. When it reaches 0,
+  // we tell the browser to enable fast termination.
+  int sudden_termination_disables_;
+
+  // Implementation of the WebSharedWorkerRepository APIs (provides an interface
+  // to WorkerService on the browser thread.
+  scoped_ptr<WebSharedWorkerRepositoryImpl> shared_worker_repository_;
+
+  scoped_ptr<WebKit::WebIDBFactory> web_idb_factory_;
+
+  scoped_ptr<WebFileSystemImpl> web_file_system_;
+
+  scoped_ptr<WebKit::WebBlobRegistry> blob_registry_;
+};
+
+#endif  // CONTENT_RENDERER_RENDERER_WEBKITCLIENT_IMPL_H_