chromium/content/browser/media/key_system_support_impl.h

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_BROWSER_MEDIA_KEY_SYSTEM_SUPPORT_IMPL_H_
#define CONTENT_BROWSER_MEDIA_KEY_SYSTEM_SUPPORT_IMPL_H_

#include <optional>
#include <string>
#include <utility>
#include <vector>

#include "base/callback_list.h"
#include "base/functional/callback_helpers.h"
#include "base/memory/weak_ptr.h"
#include "content/browser/media/cdm_registry_impl.h"
#include "content/common/content_export.h"
#include "content/public/browser/document_user_data.h"
#include "content/public/browser/permission_controller.h"
#include "content/public/browser/render_frame_host.h"
#include "media/mojo/mojom/key_system_support.mojom.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/receiver_set.h"
#include "mojo/public/cpp/bindings/remote_set.h"
#include "third_party/blink/public/mojom/permissions/permission_status.mojom.h"
#include "third_party/blink/public/mojom/renderer_preference_watcher.mojom.h"

namespace content {

// A class living in the browser process per render frame handling all
// KeySystemSupport requests for that frame.
class CONTENT_EXPORT KeySystemSupportImpl final
    : public DocumentUserData<KeySystemSupportImpl>,
      public blink::mojom::RendererPreferenceWatcher,
      public media::mojom::KeySystemSupport { … };

}  // namespace content

#endif  // CONTENT_BROWSER_MEDIA_KEY_SYSTEM_SUPPORT_IMPL_H_