From 1bf1084f2b10c3b47fd1a588d85d21ed0eb41d0c Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@lorry>
Date: Tue, 27 Jun 2017 06:07:23 +0000
Subject: webkitgtk-2.16.5

---
 Source/WebCore/fileapi/AsyncFileStream.h | 50 +++++++-------------------------
 1 file changed, 11 insertions(+), 39 deletions(-)

(limited to 'Source/WebCore/fileapi/AsyncFileStream.h')

diff --git a/Source/WebCore/fileapi/AsyncFileStream.h b/Source/WebCore/fileapi/AsyncFileStream.h
index 849ea2bc9..2098ee3f4 100644
--- a/Source/WebCore/fileapi/AsyncFileStream.h
+++ b/Source/WebCore/fileapi/AsyncFileStream.h
@@ -1,6 +1,6 @@
 /*
- * Copyright (C) 2010 Google Inc.  All rights reserved.
- * Copyright (C) 2010, 2012 Apple Inc. All rights reserved.
+ * Copyright (C) 2010 Google Inc. All rights reserved.
+ * Copyright (C) 2010, 2012, 2014 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
@@ -29,14 +29,11 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef AsyncFileStream_h
-#define AsyncFileStream_h
-
-#if ENABLE(BLOB)
+#pragma once
 
+#include <functional>
 #include <wtf/Forward.h>
-#include <wtf/RefCounted.h>
-#include <wtf/RefPtr.h>
+#include <wtf/Function.h>
 
 namespace WebCore {
 
@@ -44,47 +41,22 @@ class FileStreamClient;
 class FileStream;
 class URL;
 
-class AsyncFileStream : public RefCounted<AsyncFileStream> {
+class WEBCORE_EXPORT AsyncFileStream {
 public:
-    static PassRefPtr<AsyncFileStream> create(FileStreamClient*);
+    explicit AsyncFileStream(FileStreamClient&);
     ~AsyncFileStream();
 
     void getSize(const String& path, double expectedModificationTime);
     void openForRead(const String& path, long long offset, long long length);
-    void openForWrite(const String& path);
     void close();
     void read(char* buffer, int length);
-    void write(const URL& blobURL, long long position, int length);
-    void truncate(long long position);
-
-    // Stops the proxy and schedules it to be destructed. All the pending tasks will be aborted and the file stream will be closed.
-    // Note: the caller should deref the instance immediately after calling stop().
-    void stop();
-
-    FileStreamClient* client() const { return m_client; }
-    void setClient(FileStreamClient* client) { m_client = client; }
 
 private:
-    AsyncFileStream(FileStreamClient*);
-
-    // Called on File thread.
-    void startOnFileThread();
-    void stopOnFileThread();
-    void getSizeOnFileThread(const String& path, double expectedModificationTime);
-    void openForReadOnFileThread(const String& path, long long offset, long long length);
-    void openForWriteOnFileThread(const String& path);
-    void closeOnFileThread();
-    void readOnFileThread(char* buffer, int length);
-    void writeOnFileThread(const URL& blobURL, long long position, int length);
-    void truncateOnFileThread(long long position);
+    void start();
+    void perform(Function<std::function<void(FileStreamClient&)>(FileStream&)>&&);
 
-    RefPtr<FileStream> m_stream;
-
-    FileStreamClient* m_client;
+    struct Internals;
+    std::unique_ptr<Internals> m_internals;
 };
 
 } // namespace WebCore
-
-#endif // ENABLE(BLOB)
-
-#endif // AsyncFileStream_h
-- 
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