chromium/third_party/blink/renderer/platform/mojo/heap_mojo_remote.h

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_MOJO_HEAP_MOJO_REMOTE_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_MOJO_HEAP_MOJO_REMOTE_H_

#include <utility>

#include "base/task/sequenced_task_runner.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "third_party/blink/renderer/platform/context_lifecycle_observer.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_wrapper_mode.h"

namespace blink {

// HeapMojoRemote is a wrapper for mojo::Remote to be owned by a
// garbage-collected object. Blink is expected to use HeapMojoRemote by
// default. HeapMojoRemote must be associated with context.
// HeapMojoRemote's constructor takes context as a mandatory parameter.
// HeapMojoRemote resets the mojo connection when the associated
// ExecutionContext is detached.

// TODO(crbug.com/1058076) HeapMojoWrapperMode should be removed once we ensure
// that the interface is not used after ContextDestroyed().
template <typename Interface,
          HeapMojoWrapperMode Mode = HeapMojoWrapperMode::kWithContextObserver>
class HeapMojoRemote { … };

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_PLATFORM_MOJO_HEAP_MOJO_REMOTE_H_