Move storage-related files from webkit/ to new top-level directory storage/

webkit/browser/fileapi/file_system_quota_util.h

-// Copyright (c) 2012 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_BROWSER_FILEAPI_FILE_SYSTEM_QUOTA_UTIL_H_
-#define WEBKIT_BROWSER_FILEAPI_FILE_SYSTEM_QUOTA_UTIL_H_
-
-#include <set>
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/files/file.h"
-#include "url/gurl.h"
-#include "webkit/browser/fileapi/task_runner_bound_observer_list.h"
-#include "webkit/browser/webkit_storage_browser_export.h"
-#include "webkit/common/fileapi/file_system_types.h"
-
-namespace base {
-class SequencedTaskRunner;
-}
-
-namespace quota {
-class QuotaManagerProxy;
-}
-
-namespace fileapi {
-
-class FileSystemContext;
-class QuotaReservation;
-
-// An abstract interface that provides common quota-related utility functions
-// for file_system_quota_client.
-// All the methods of this class are synchronous and need to be called on
-// the thread that the method name implies.
-class WEBKIT_STORAGE_BROWSER_EXPORT FileSystemQuotaUtil {
- public:
-  virtual ~FileSystemQuotaUtil() {}
-
-  // Deletes the data on the origin and reports the amount of deleted data
-  // to the quota manager via |proxy|.
-  virtual base::File::Error DeleteOriginDataOnFileTaskRunner(
-      FileSystemContext* context,
-      quota::QuotaManagerProxy* proxy,
-      const GURL& origin_url,
-      FileSystemType type) = 0;
-
-  virtual void GetOriginsForTypeOnFileTaskRunner(
-      fileapi::FileSystemType type,
-      std::set<GURL>* origins) = 0;
-
-  virtual void GetOriginsForHostOnFileTaskRunner(
-      fileapi::FileSystemType type,
-      const std::string& host,
-      std::set<GURL>* origins) = 0;
-
-  // Returns the amount of data used for the origin for usage tracking.
-  virtual int64 GetOriginUsageOnFileTaskRunner(
-      fileapi::FileSystemContext* file_system_context,
-      const GURL& origin_url,
-      fileapi::FileSystemType type) = 0;
-
-  // Creates new reservation object for the origin and the type.
-  virtual scoped_refptr<QuotaReservation>
-      CreateQuotaReservationOnFileTaskRunner(
-          const GURL& origin_url,
-          FileSystemType type) = 0;
-
-  virtual void AddFileUpdateObserver(
-      FileSystemType type,
-      FileUpdateObserver* observer,
-      base::SequencedTaskRunner* task_runner) = 0;
-  virtual void AddFileChangeObserver(
-      FileSystemType type,
-      FileChangeObserver* observer,
-      base::SequencedTaskRunner* task_runner) = 0;
-  virtual void AddFileAccessObserver(
-      FileSystemType type,
-      FileAccessObserver* observer,
-      base::SequencedTaskRunner* task_runner) = 0;
-
-  // Returns the observer list for |type|, or returns NULL if any observers
-  // have not been registered on |type|.
-  virtual const UpdateObserverList* GetUpdateObservers(
-      FileSystemType type) const = 0;
-  virtual const ChangeObserverList* GetChangeObservers(
-      FileSystemType type) const = 0;
-  virtual const AccessObserverList* GetAccessObservers(
-      FileSystemType type) const = 0;
-};
-
-}  // namespace fileapi
-
-#endif  // WEBKIT_BROWSER_FILEAPI_FILE_SYSTEM_QUOTA_UTIL_H_