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

---
 gfx/gl/TextureGarbageBin.h | 47 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 gfx/gl/TextureGarbageBin.h

(limited to 'gfx/gl/TextureGarbageBin.h')

diff --git a/gfx/gl/TextureGarbageBin.h b/gfx/gl/TextureGarbageBin.h
new file mode 100644
index 000000000..9218c4f26
--- /dev/null
+++ b/gfx/gl/TextureGarbageBin.h
@@ -0,0 +1,47 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* vim: set ts=8 sts=4 et sw=4 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 TEXTUREGARBAGEBIN_H_
+#define TEXTUREGARBAGEBIN_H_
+
+#include <stack>
+
+#include "mozilla/Mutex.h"
+#include "nsISupportsImpl.h"
+
+#include "GLContextTypes.h"
+
+namespace mozilla {
+namespace gl {
+
+class TextureGarbageBin final {
+    NS_INLINE_DECL_THREADSAFE_REFCOUNTING(TextureGarbageBin)
+
+private:
+    // Private destructor, to discourage deletion outside of Release():
+    ~TextureGarbageBin()
+    {
+    }
+
+    GLContext* mGL;
+    Mutex mMutex;
+    std::stack<GLuint> mGarbageTextures;
+
+public:
+    explicit TextureGarbageBin(GLContext* gl)
+        : mGL(gl)
+        , mMutex("TextureGarbageBin mutex")
+    {}
+
+    void GLContextTeardown();
+    void Trash(GLuint tex);
+    void EmptyGarbage();
+};
+
+} // namespace gl
+} // namespace mozilla
+
+#endif // TEXTUREGARBAGEBIN_H_
-- 
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