From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 dom/filesystem/OSFileSystem.h | 132 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 132 insertions(+)
 create mode 100644 dom/filesystem/OSFileSystem.h

(limited to 'dom/filesystem/OSFileSystem.h')

diff --git a/dom/filesystem/OSFileSystem.h b/dom/filesystem/OSFileSystem.h
new file mode 100644
index 000000000..165f6b99a
--- /dev/null
+++ b/dom/filesystem/OSFileSystem.h
@@ -0,0 +1,132 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=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_OSFileSystem_h
+#define mozilla_dom_OSFileSystem_h
+
+#include "mozilla/dom/FileSystemBase.h"
+
+namespace mozilla {
+namespace dom {
+
+class OSFileSystem final : public FileSystemBase
+{
+public:
+  explicit OSFileSystem(const nsAString& aRootDir);
+
+  void
+  Init(nsISupports* aParent);
+
+  // Overrides FileSystemBase
+
+  virtual already_AddRefed<FileSystemBase>
+  Clone() override;
+
+  virtual bool
+  ShouldCreateDirectory() override
+  {
+    MOZ_CRASH("This should not be called.");
+    // Because OSFileSystem should not be used when the creation of directories
+    // is needed. For that we have OSFileSystemParent.
+    return false;
+  }
+
+  virtual nsISupports*
+  GetParentObject() const override;
+
+  virtual bool
+  IsSafeFile(nsIFile* aFile) const override;
+
+  virtual bool
+  IsSafeDirectory(Directory* aDir) const override;
+
+  virtual void
+  SerializeDOMPath(nsAString& aOutput) const override;
+
+  virtual bool
+  ClonableToDifferentThreadOrProcess() const override { return true; }
+
+  // CC methods
+  virtual void Unlink() override;
+  virtual void Traverse(nsCycleCollectionTraversalCallback &cb) override;
+
+private:
+  virtual ~OSFileSystem() {}
+
+  nsCOMPtr<nsISupports> mParent;
+};
+
+class OSFileSystemParent final : public FileSystemBase
+{
+public:
+  explicit OSFileSystemParent(const nsAString& aRootDir);
+
+  // Overrides FileSystemBase
+
+  virtual already_AddRefed<FileSystemBase>
+  Clone() override
+  {
+    MOZ_CRASH("This should not be called on the PBackground thread.");
+    return nullptr;
+  }
+
+  virtual bool
+  ShouldCreateDirectory() override { return false; }
+
+  virtual nsISupports*
+  GetParentObject() const override
+  {
+    MOZ_CRASH("This should not be called on the PBackground thread.");
+    return nullptr;
+  }
+
+  virtual void
+  GetDirectoryName(nsIFile* aFile, nsAString& aRetval,
+                   ErrorResult& aRv) const override
+  {
+    MOZ_CRASH("This should not be called on the PBackground thread.");
+  }
+
+  virtual bool
+  IsSafeFile(nsIFile* aFile) const override
+  {
+    return true;
+  }
+
+  virtual bool
+  IsSafeDirectory(Directory* aDir) const override
+  {
+    MOZ_CRASH("This should not be called on the PBackground thread.");
+    return true;
+  }
+
+  virtual void
+  SerializeDOMPath(nsAString& aOutput) const override
+  {
+    MOZ_CRASH("This should not be called on the PBackground thread.");
+  }
+
+  // CC methods
+  virtual void
+  Unlink() override
+  {
+    MOZ_CRASH("This should not be called on the PBackground thread.");
+  }
+
+  virtual void
+  Traverse(nsCycleCollectionTraversalCallback &cb) override
+  {
+    MOZ_CRASH("This should not be called on the PBackground thread.");
+  }
+
+private:
+  virtual ~OSFileSystemParent() {}
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_OSFileSystem_h
-- 
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