Replace scoped_ptr with std::unique_ptr in //media/base.

media/base/byte_queue.h

Index: media/base/byte_queue.h
diff --git a/media/base/byte_queue.h b/media/base/byte_queue.h
index 9a14ded956680f72fc01eabfc8a47fdefdfe5db0..d034da493c084638729fc3dacda31fc15d66cd5d 100644
--- a/media/base/byte_queue.h
+++ b/media/base/byte_queue.h
@@ -8,8 +8,9 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "media/base/media_export.h"
 
 namespace media {
@@ -42,7 +43,7 @@ class MEDIA_EXPORT ByteQueue {
   // Returns a pointer to the front of the queue.
   uint8_t* front() const;
 
-  scoped_ptr<uint8_t[]> buffer_;
+  std::unique_ptr<uint8_t[]> buffer_;
 
   // Size of |buffer_|.
   size_t size_;