File: media_interface_factory_holder.cc

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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/browser/media/media_interface_factory_holder.h"

namespace content {

MediaInterfaceFactoryHolder::MediaInterfaceFactoryHolder(
    MediaServiceGetter media_service_getter,
    FrameServicesGetter frame_services_getter)
    : media_service_getter_(std::move(media_service_getter)),
      frame_services_getter_(std::move(frame_services_getter)) {}

MediaInterfaceFactoryHolder::~MediaInterfaceFactoryHolder() {
  DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
}

media::mojom::InterfaceFactory* MediaInterfaceFactoryHolder::Get() {
  DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);

  if (!interface_factory_remote_)
    ConnectToMediaService();

  return interface_factory_remote_.get();
}

void MediaInterfaceFactoryHolder::ConnectToMediaService() {
  media_service_getter_.Run().CreateInterfaceFactory(
      interface_factory_remote_.BindNewPipeAndPassReceiver(),
      frame_services_getter_.Run());
  // Handle unexpected mojo pipe disconnection such as media service process
  // crashed or killed in the browser task manager.
  interface_factory_remote_.reset_on_disconnect();
}



}  // namespace content