GPUProcessListener.h

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/* 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 _include_mozilla_gfx_ipc_GPUProcessListener_h_

#define _include_mozilla_gfx_ipc_GPUProcessListener_h_

#include "nsISupportsImpl.h"

namespace mozilla {

namespace gfx {

class GPUProcessListener {

  NS_INLINE_DECL_PURE_VIRTUAL_REFCOUNTING

 public:

  virtual ~GPUProcessListener() = default;

  // Called when the compositor has died and the rendering stack must be

  // recreated. Before OnCompositorUnexpectedShutdown.

  virtual void OnCompositorDestroyBackgrounded() {}

  // Called when the compositor has died and the rendering stack must be

  // recreated. After OnCompositorDestroyBackgrounded.

  virtual void OnCompositorUnexpectedShutdown() {}

  // Called when devices have been reset and tabs must throw away their

  // layer managers.

  virtual void OnCompositorDeviceReset() {}

};

}  // namespace gfx

}  // namespace mozilla

#endif  // _include_mozilla_gfx_ipc_GPUProcessListener_h_