Replace deprecated base::NonThreadSafe in media/gpu in favor of SequenceChecker.

media/gpu/vaapi_picture.cc

 // 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.
 
 #include "media/gpu/vaapi_picture.h"
 #include "media/gpu/vaapi_wrapper.h"
 #include "ui/gl/gl_bindings.h"
 #include "ui/gl/gl_implementation.h"
 
 #if defined(USE_X11)
@@ skipping 13 matching lines @@
     uint32_t texture_id,
     uint32_t client_texture_id)
     : vaapi_wrapper_(vaapi_wrapper),
       make_context_current_cb_(make_context_current_cb),
       bind_image_cb_(bind_image_cb),
       size_(size),
       texture_id_(texture_id),
       client_texture_id_(client_texture_id),
       picture_buffer_id_(picture_buffer_id) {}
 
-VaapiPicture::~VaapiPicture() {}
+VaapiPicture::~VaapiPicture() {
+  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
+}
 
 // static
 linked_ptr<VaapiPicture> VaapiPicture::CreatePicture(
     const scoped_refptr<VaapiWrapper>& vaapi_wrapper,
     const MakeGLContextCurrentCallback& make_context_current_cb,
     const BindGLImageCallback& bind_image_cb,
     int32_t picture_buffer_id,
     const gfx::Size& size,
     uint32_t texture_id,
     uint32_t client_texture_id) {
@@ skipping 18 matching lines @@
 // static
 uint32_t VaapiPicture::GetGLTextureTarget() {
 #if defined(USE_OZONE)
   return GL_TEXTURE_EXTERNAL_OES;
 #else
   return GL_TEXTURE_2D;
 #endif
 }
 
 }  // namespace media