Add FilePath to base namespace.

webkit/database/database_util.h

 // 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 WEBKIT_DATABASE_DATABASE_UTIL_H_
 #define WEBKIT_DATABASE_DATABASE_UTIL_H_
 
 #include "base/string16.h"
 #include "googleurl/src/gurl.h"
 #include "webkit/storage/webkit_storage_export.h"
 
+namespace base {
 class FilePath;
+}
 
 namespace webkit_database {
 
 class DatabaseTracker;
 
 class WEBKIT_STORAGE_EXPORT DatabaseUtil {
  public:
   static const char kJournalFileSuffix[];
 
   // Extract various information from a database vfs_file_name.  All return
   // parameters are optional.
   static bool CrackVfsFileName(const string16& vfs_file_name,
                                string16* origin_identifier,
                                string16* database_name,
                                string16* sqlite_suffix);
-  static FilePath GetFullFilePathForVfsFile(DatabaseTracker* db_tracker,
-                                            const string16& vfs_file_name);
+  static base::FilePath GetFullFilePathForVfsFile(DatabaseTracker* db_tracker,
+                                                  const string16& vfs_file_name);
   static string16 GetOriginIdentifier(const GURL& url);
   static GURL GetOriginFromIdentifier(const string16& origin_identifier);
 };
 
 }  // namespace webkit_database
 
 #endif  // WEBKIT_DATABASE_DATABASE_UTIL_H_