diff -r 000000000000 -r 6474c204b198 dom/file/File.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/file/File.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,97 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_file_file_h__
+#define mozilla_dom_file_file_h__
+
+#include "mozilla/Attributes.h"
+#include "FileCommon.h"
+
+#include "nsDOMFile.h"
+
+#include "LockedFile.h"
+
+BEGIN_FILE_NAMESPACE
+
+class File : public nsDOMFileCC
+{
+public:
+  NS_DECL_ISUPPORTS_INHERITED
+
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(File, nsDOMFileCC)
+
+  // Create as a file
+  File(const nsAString& aName, const nsAString& aContentType,
+       uint64_t aLength, nsIFile* aFile, LockedFile* aLockedFile)
+  : nsDOMFileCC(aName, aContentType, aLength),
+    mFile(aFile), mLockedFile(aLockedFile),
+    mWholeFile(true), mStoredFile(false)
+  {
+    NS_ASSERTION(mFile, "Null file!");
+    NS_ASSERTION(mLockedFile, "Null locked file!");
+  }
+
+  // Create as a stored file
+  File(const nsAString& aName, const nsAString& aContentType,
+       uint64_t aLength, nsIFile* aFile, LockedFile* aLockedFile,
+       FileInfo* aFileInfo)
+  : nsDOMFileCC(aName, aContentType, aLength),
+    mFile(aFile), mLockedFile(aLockedFile),
+    mWholeFile(true), mStoredFile(true)
+  {
+    NS_ASSERTION(mFile, "Null file!");
+    NS_ASSERTION(mLockedFile, "Null locked file!");
+    mFileInfos.AppendElement(aFileInfo);
+  }
+
+  // Overrides
+  NS_IMETHOD
+  GetMozFullPathInternal(nsAString& aFullPath) MOZ_OVERRIDE;
+
+  NS_IMETHOD
+  GetInternalStream(nsIInputStream** aStream) MOZ_OVERRIDE;
+
+protected:
+  // Create slice
+  File(const File* aOther, uint64_t aStart, uint64_t aLength,
+       const nsAString& aContentType);
+
+  virtual ~File()
+  { }
+
+  virtual already_AddRefed<nsIDOMBlob>
+  CreateSlice(uint64_t aStart, uint64_t aLength,
+              const nsAString& aContentType) MOZ_OVERRIDE;
+
+  virtual bool
+  IsStoredFile() const MOZ_OVERRIDE
+  {
+    return mStoredFile;
+  }
+
+  virtual bool
+  IsWholeFile() const MOZ_OVERRIDE
+  {
+    return mWholeFile;
+  }
+
+  virtual bool
+  IsSnapshot() const MOZ_OVERRIDE
+  {
+    return true;
+  }
+
+private:
+  nsCOMPtr<nsIFile> mFile;
+  nsRefPtr<LockedFile> mLockedFile;
+
+  bool mWholeFile;
+  bool mStoredFile;
+};
+
+END_FILE_NAMESPACE
+
+#endif // mozilla_dom_file_file_h__