[Ozone] Extends the lifetime of VaapiWrapper

content/common/gpu/media/vaapi_picture.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.
 //
 // This file contains an interface of output pictures for the Vaapi
 // video decoder. This is implemented by different window system
 // (X11/Ozone) and used by VaapiVideoDecodeAccelerator to produce
 // output pictures.
 
 #ifndef CONTENT_COMMON_GPU_MEDIA_VAAPI_PICTURE_H_
@@ skipping 33 matching lines @@
 
   // Downloads the |va_surface| into the picture, potentially scaling
   // it if needed.
   virtual bool DownloadFromSurface(
       const scoped_refptr<VASurface>& va_surface) = 0;
 
   // Create a VaapiPicture of |size| to be associated with
   // |picture_buffer_id| and bound to |texture_id|.
   // |make_context_current| is provided for the GL operations.
   static linked_ptr<VaapiPicture> CreatePicture(
-      VaapiWrapper* vaapi_wrapper,
+      const scoped_refptr<VaapiWrapper>& vaapi_wrapper,
       const base::Callback<bool(void)> make_context_current,
       int32 picture_buffer_id,
       uint32 texture_id,
       const gfx::Size& size);
 
   // Get the texture target used to bind EGLImages (either
   // GL_TEXTURE_2D on X11 or GL_TEXTURE_EXTERNAL_OES on DRM).
   static uint32 GetGLTextureTarget();
 
  protected:
   VaapiPicture(int32 picture_buffer_id,
                uint32 texture_id,
                const gfx::Size& size)
       : picture_buffer_id_(picture_buffer_id),
         texture_id_(texture_id),
         size_(size) {}
 
  private:
   int32 picture_buffer_id_;
   uint32 texture_id_;
   gfx::Size size_;
 
   DISALLOW_COPY_AND_ASSIGN(VaapiPicture);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_MEDIA_VAAPI_PICTURE_H_