[Ozone] Extends the lifetime of VaapiWrapper

content/common/gpu/media/vaapi_video_decode_accelerator.h

 // Copyright (c) 2012 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.
 //
 // This file contains an implementation of VideoDecoderAccelerator
 // that utilizes hardware video decoder present on Intel CPUs.
 
 #ifndef CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_DECODE_ACCELERATOR_H_
 #define CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_DECODE_ACCELERATOR_H_
 
@@ skipping 205 matching lines @@
   // Signalled when input buffers are queued onto the input_buffers_ queue.
   base::ConditionVariable input_ready_;
 
   // Current input buffer at decoder.
   linked_ptr<InputBuffer> curr_input_buffer_;
 
   // Queue for incoming output buffers (texture ids).
   typedef std::queue<int32> OutputBuffers;
   OutputBuffers output_buffers_;
 
-  scoped_ptr<VaapiWrapper> vaapi_wrapper_;
+  scoped_refptr<VaapiWrapper> vaapi_wrapper_;
 
   typedef std::map<int32, linked_ptr<VaapiPicture>> Pictures;
   // All allocated Pictures, regardless of their current state.
   // Pictures are allocated once and destroyed at the end of decode.
   // Comes after vaapi_wrapper_ to ensure all pictures are destroyed
   // before vaapi_wrapper_ is destroyed.
   Pictures pictures_;
 
   // Return a VaapiPicture associated with given client-provided id.
   VaapiPicture* PictureById(int32 picture_buffer_id);
@@ skipping 70 matching lines @@
 
   // The WeakPtrFactory for |weak_this_|.
   base::WeakPtrFactory<VaapiVideoDecodeAccelerator> weak_this_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(VaapiVideoDecodeAccelerator);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_DECODE_ACCELERATOR_H_