Chromium side patch for DB support on Linux.

chrome/renderer/renderer_webkitclient_impl.h

 // Copyright (c) 2009 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 CHROME_RENDERER_RENDERER_WEBKIT_CLIENT_IMPL_H_
 #define CHROME_RENDERER_RENDERER_WEBKIT_CLIENT_IMPL_H_
 
 #include "base/platform_file.h"
 #include "webkit/glue/simple_webmimeregistry_impl.h"
 #include "webkit/glue/webclipboard_impl.h"
@@ skipping 26 matching lines @@
   virtual WebKit::WebString cookies(
       const WebKit::WebURL& url, const WebKit::WebURL& first_party_for_cookies);
   virtual void prefetchHostName(const WebKit::WebString&);
   virtual WebKit::WebString defaultLocale();
   virtual void suddenTerminationChanged(bool enabled);
   virtual WebKit::WebStorageNamespace* createLocalStorageNamespace(
       const WebKit::WebString& path);
   virtual WebKit::WebStorageNamespace* createSessionStorageNamespace();
 
   virtual base::PlatformFile databaseOpenFile(
-    const WebKit::WebString& file_name, int desired_flags);
-  virtual bool databaseDeleteFile(const WebKit::WebString& file_name);
+      const WebKit::WebString& file_name, int desired_flags,
+      base::PlatformFile* dir_handle);
+  virtual int databaseDeleteFile(const WebKit::WebString& file_name,
+      bool sync_dir);
   virtual long databaseGetFileAttributes(const WebKit::WebString& file_name);
   virtual long long databaseGetFileSize(const WebKit::WebString& file_name);
   virtual WebKit::WebApplicationCacheHost* createApplicationCacheHost(
       WebKit::WebApplicationCacheHostClient*);
 
  private:
   class MimeRegistry : public webkit_glue::SimpleWebMimeRegistryImpl {
    public:
     virtual WebKit::WebString mimeTypeForExtension(const WebKit::WebString&);
     virtual WebKit::WebString mimeTypeFromFile(const WebKit::WebString&);
@@ skipping 24 matching lines @@
 
   webkit_glue::WebClipboardImpl clipboard_;
 
   MimeRegistry mime_registry_;
 #if defined(OS_WIN) || defined(OS_LINUX)
   SandboxSupport sandbox_support_;
 #endif
 };
 
 #endif  // CHROME_RENDERER_WEBKIT_CLIENT_IMPL_H_