Mac Video Capture Device: split VCD into VCD and Factory.

media/video/capture/mac/video_capture_device_factory_mac.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_VIDEO_CAPTURE_FILE_VIDEO_CAPTURE_DEVICE_FACTORY_H_
-#define MEDIA_VIDEO_CAPTURE_FILE_VIDEO_CAPTURE_DEVICE_FACTORY_H_
+// Implementation of a VideoCaptureDeviceFactory class for Mac.
+
+#ifndef MEDIA_VIDEO_CAPTURE_VIDEO_CAPTURE_DEVICE_FACTORY_MAC_H_
+#define MEDIA_VIDEO_CAPTURE_VIDEO_CAPTURE_DEVICE_FACTORY_MAC_H_
 
 #include "media/video/capture/video_capture_device_factory.h"
 
 namespace media {
 
-// Extension of VideoCaptureDeviceFactory to create and manipulate file-backed
-// fake devices. These devices play back video-only files as video capture
-// input.
-class MEDIA_EXPORT FileVideoCaptureDeviceFactory :
+// Extension of VideoCaptureDeviceFactory to create and manipulate Mac devices.
+class MEDIA_EXPORT VideoCaptureDeviceFactoryMac :
     public VideoCaptureDeviceFactory {
  public:
-  FileVideoCaptureDeviceFactory() {}
-  virtual ~FileVideoCaptureDeviceFactory() {}
+  VideoCaptureDeviceFactoryMac();
+  virtual ~VideoCaptureDeviceFactoryMac() {}
 
   virtual scoped_ptr<VideoCaptureDevice> Create(
       const VideoCaptureDevice::Name& device_name) OVERRIDE;
   virtual void GetDeviceNames(VideoCaptureDevice::Names* device_names) OVERRIDE;
   virtual void GetDeviceSupportedFormats(
       const VideoCaptureDevice::Name& device,
       VideoCaptureFormats* supported_formats) OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(VideoCaptureDeviceFactoryMac);
 };
 
 }  // namespace media
 
-#endif  // MEDIA_VIDEO_CAPTURE_FILE_VIDEO_CAPTURE_DEVICE_FACTORY_H_
+#endif  // MEDIA_VIDEO_CAPTURE_VIDEO_CAPTURE_DEVICE_FACTORY_MAC_H_