Convert //cc from scoped_ptr to std::unique_ptr.

cc/raster/texture_compressor.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 CC_RASTER_TEXTURE_COMPRESSOR_H_
 #define CC_RASTER_TEXTURE_COMPRESSOR_H_
 
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "cc/base/cc_export.h"
 
 namespace cc {
 
 class CC_EXPORT TextureCompressor {
  public:
   enum Format {
     kFormatETC1,
   };
 
   enum Quality {
     kQualityLow,
     kQualityMedium,
     kQualityHigh,
   };
 
-  static scoped_ptr<TextureCompressor> Create(Format format);
+  static std::unique_ptr<TextureCompressor> Create(Format format);
   virtual ~TextureCompressor() {}
 
   virtual void Compress(const uint8_t* src,
                         uint8_t* dst,
                         int width,
                         int height,
                         Quality quality) = 0;
 
  protected:
   TextureCompressor() {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(TextureCompressor);
 };
 
 }  // namespace cc
 
 #endif  // CC_RASTER_TEXTURE_COMPRESSOR_H_