text: // Copyright 2017 The Chromium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  #include "chromecast/browser/memory_pressure_controller_impl.h"
  
  #include "base/bind.h"
  
  namespace chromecast {
  
  MemoryPressureControllerImpl::MemoryPressureControllerImpl() {
    memory_pressure_listener_ = std::make_unique<base::MemoryPressureListener>(
        FROM_HERE,
        base::BindRepeating(&MemoryPressureControllerImpl::OnMemoryPressure,
                            base::Unretained(this)));
  }
  
  MemoryPressureControllerImpl::~MemoryPressureControllerImpl() = default;
  
  void MemoryPressureControllerImpl::AddReceiver(
      mojo::PendingReceiver<mojom::MemoryPressureController> receiver) {
    receivers_.Add(this, std::move(receiver));
  }
  
  void MemoryPressureControllerImpl::OnMemoryPressure(
      base::MemoryPressureListener::MemoryPressureLevel level) {
    for (auto& observer : observers_)
      observer->MemoryPressureLevelChanged(level);
  }
  
  void MemoryPressureControllerImpl::AddObserver(
      mojo::PendingRemote<mojom::MemoryPressureObserver> observer) {
    observers_.Add(std::move(observer));
  }
  
  }  // namespace chromecast
  