Extract nested and private classes from VideoCaptureBufferPool

content/browser/renderer_host/media/video_capture_device_client.cc

 // Copyright 2015 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 "content/browser/renderer_host/media/video_capture_device_client.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 40 matching lines @@
   base::FileDescriptor AsPlatformFile() override {
     return buffer_handle_->AsPlatformFile();
   }
 #endif
 
  private:
   ~AutoReleaseBuffer() override { pool_->RelinquishProducerReservation(id_); }
 
   const int id_;
   const scoped_refptr<VideoCaptureBufferPool> pool_;
-  const std::unique_ptr<VideoCaptureBufferPoolBufferHandle> buffer_handle_;
+  const std::unique_ptr<VideoCaptureBufferHandle> buffer_handle_;
 };
 
 VideoCaptureDeviceClient::VideoCaptureDeviceClient(
     std::unique_ptr<VideoFrameReceiver> receiver,
     const scoped_refptr<VideoCaptureBufferPool>& buffer_pool,
     const VideoCaptureJpegDecoderFactoryCB& jpeg_decoder_factory)
     : receiver_(std::move(receiver)),
       jpeg_decoder_factory_callback_(jpeg_decoder_factory),
       external_jpeg_decoder_initialized_(false),
       buffer_pool_(buffer_pool),
@@ skipping 333 matching lines @@
           reinterpret_cast<uint8_t*>(buffer->data(VideoFrame::kUPlane));
       *v_plane_data =
           reinterpret_cast<uint8_t*>(buffer->data(VideoFrame::kVPlane));
       return buffer;
   }
   NOTREACHED();
   return std::unique_ptr<Buffer>();
 }
 
 }  // namespace content