Convert //media/blink from scoped_ptr to std::unique_ptr

media/blink/url_index.h

 // 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.
 
 #ifndef MEDIA_BLINK_URL_INDEX_H_
 #define MEDIA_BLINK_URL_INDEX_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 19 matching lines @@
 // A multibuffer for loading media resources which knows
 // how to create MultiBufferDataProviders to load data
 // into the cache.
 class MEDIA_BLINK_EXPORT ResourceMultiBuffer
     : NON_EXPORTED_BASE(public MultiBuffer) {
  public:
   ResourceMultiBuffer(UrlData* url_data_, int block_shift);
   ~ResourceMultiBuffer() override;
 
   // MultiBuffer implementation.
-  scoped_ptr<MultiBuffer::DataProvider> CreateWriter(
+  std::unique_ptr<MultiBuffer::DataProvider> CreateWriter(
       const BlockId& pos) override;
   bool RangeSupported() const override;
   void OnEmpty() override;
 
  protected:
   // Do not access from destructor, it is a pointer to the
   // object that contains us.
   UrlData* url_data_;
 };
 
@@ skipping 184 matching lines @@
   // log2 of block size in multibuffer cache. Defaults to kBlockSizeShift.
   // Currently only changed for testing purposes.
   const int block_shift_;
 
  protected:
   base::WeakPtrFactory<UrlIndex> weak_factory_;
 };
 
 }  // namespace media
 #endif  // MEDIA_BLINK_URL_INDEX_H_