diff -r 000000000000 -r 6474c204b198 gfx/thebes/nsSurfaceTexture.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/thebes/nsSurfaceTexture.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,70 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+// vim:set ts=2 sts=2 sw=2 et cin:
+/* 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 nsSurfaceTexture_h__
+#define nsSurfaceTexture_h__
+#ifdef MOZ_WIDGET_ANDROID
+
+#include <jni.h>
+#include "nsIRunnable.h"
+#include "gfxPlatform.h"
+#include "GLDefs.h"
+
+namespace mozilla {
+namespace gfx {
+class Matrix4x4;
+}
+}
+
+/**
+ * This class is a wrapper around Android's SurfaceTexture class.
+ * Usage is pretty much exactly like the Java class, so see
+ * the Android documentation for details.
+ */
+class nsSurfaceTexture MOZ_FINAL {
+  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(nsSurfaceTexture)
+
+public:
+  static nsSurfaceTexture* Create(GLuint aTexture);
+  static nsSurfaceTexture* Find(int id);
+
+  // Returns with reasonable certainty whether or not we'll
+  // be able to create and use a SurfaceTexture
+  static bool Check();
+
+  // This is an ANativeWindow. Use AndroidBridge::LockWindow and
+  // friends for manipulating it.
+  void* GetNativeWindow();
+
+  // This attaches the updated data to the TEXTURE_EXTERNAL target
+  void UpdateTexImage();
+
+  bool GetTransformMatrix(mozilla::gfx::Matrix4x4& aMatrix);
+  int ID() { return mID; }
+
+  // The callback is guaranteed to be called on the main thread even
+  // if the upstream callback is received on a different thread
+  void SetFrameAvailableCallback(nsIRunnable* aRunnable);
+
+  // Only should be called by AndroidJNI when we get a
+  // callback from the underlying SurfaceTexture instance
+  void NotifyFrameAvailable();
+private:
+  nsSurfaceTexture();
+
+  // Private destructor, to discourage deletion outside of Release():
+  ~nsSurfaceTexture();
+
+  bool Init(GLuint aTexture);
+
+  jobject mSurfaceTexture;
+  void* mNativeWindow;
+  int mID;
+  nsRefPtr<nsIRunnable> mFrameAvailableCallback;
+};
+
+#endif
+#endif