Automated IWYU fix for TaskRunner includes.

media/capture/video/linux/video_capture_device_chromeos.h

 // Copyright 2014 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.
 
 #ifndef MEDIA_CAPTURE_VIDEO_LINUX_VIDEO_CAPTURE_DEVICE_CHROMEOS_H_
 #define MEDIA_CAPTURE_VIDEO_LINUX_VIDEO_CAPTURE_DEVICE_CHROMEOS_H_
 
 #include "base/macros.h"
+#include "base/single_thread_task_runner.h"
 #include "media/capture/video/linux/camera_config_chromeos.h"
 #include "media/capture/video/linux/video_capture_device_linux.h"
 
 namespace display {
 class Display;
 }  // namespace display
 
 namespace media {
 
 // This class is functionally the same as VideoCaptureDeviceLinux, with the
@@ skipping 17 matching lines @@
   const VideoFacingMode lens_facing_;
   const int camera_orientation_;
   // Whether the incoming frames should rotate when the device rotates.
   const bool rotates_with_device_;
   DISALLOW_IMPLICIT_CONSTRUCTORS(VideoCaptureDeviceChromeOS);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_CAPTURE_VIDEO_LINUX_VIDEO_CAPTURE_DEVICE_CHROMEOS_H_