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Unified Diff: webkit/blob/blob_storage_controller.h

Issue 15746017: Move webkit/blob to new locations. (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: Created 7 years, 7 months ago
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Index: webkit/blob/blob_storage_controller.h
===================================================================
--- webkit/blob/blob_storage_controller.h (revision 202679)
+++ webkit/blob/blob_storage_controller.h (working copy)
@@ -1,82 +0,0 @@
-// Copyright (c) 2011 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_BLOB_BLOB_STORAGE_CONTROLLER_H_
-#define WEBKIT_BLOB_BLOB_STORAGE_CONTROLLER_H_
-
-#include <map>
-#include <string>
-
-#include "base/hash_tables.h"
-#include "base/memory/ref_counted.h"
-#include "base/process.h"
-#include "webkit/blob/blob_data.h"
-#include "webkit/storage/webkit_storage_export.h"
-
-class GURL;
-
-namespace base {
-class FilePath;
-class Time;
-}
-
-namespace webkit_blob {
-
-// This class handles the logistics of blob Storage within the browser process.
-class WEBKIT_STORAGE_EXPORT BlobStorageController {
- public:
- BlobStorageController();
- ~BlobStorageController();
-
- void StartBuildingBlob(const GURL& url);
- void AppendBlobDataItem(const GURL& url, const BlobData::Item& data_item);
- void FinishBuildingBlob(const GURL& url, const std::string& content_type);
- void AddFinishedBlob(const GURL& url, const BlobData* blob_data);
- void CloneBlob(const GURL& url, const GURL& src_url);
- void RemoveBlob(const GURL& url);
- BlobData* GetBlobDataFromUrl(const GURL& url);
-
- private:
- friend class ViewBlobInternalsJob;
-
- typedef base::hash_map<std::string, scoped_refptr<BlobData> > BlobMap;
- typedef std::map<BlobData*, int> BlobDataUsageMap;
-
- void AppendStorageItems(BlobData* target_blob_data,
- BlobData* src_blob_data,
- uint64 offset,
- uint64 length);
- void AppendFileItem(BlobData* target_blob_data,
- const base::FilePath& file_path, uint64 offset,
- uint64 length,
- const base::Time& expected_modification_time);
- void AppendFileSystemFileItem(
- BlobData* target_blob_data,
- const GURL& url, uint64 offset, uint64 length,
- const base::Time& expected_modification_time);
-
- bool RemoveFromMapHelper(BlobMap* map, const GURL& url);
-
- void IncrementBlobDataUsage(BlobData* blob_data);
- // Returns true if no longer in use.
- bool DecrementBlobDataUsage(BlobData* blob_data);
-
- BlobMap blob_map_;
- BlobMap unfinalized_blob_map_;
-
- // Used to keep track of how much memory is being utitlized for blob data,
- // we count only the items of TYPE_DATA which are held in memory and not
- // items of TYPE_FILE.
- int64 memory_usage_;
-
- // Multiple urls can refer to the same blob data, this map keeps track of
- // how many urls refer to a BlobData.
- BlobDataUsageMap blob_data_usage_count_;
-
- DISALLOW_COPY_AND_ASSIGN(BlobStorageController);
-};
-
-} // namespace webkit_blob
-
-#endif // WEBKIT_BLOB_BLOB_STORAGE_CONTROLLER_H_
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