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

media/cast/logging/log_serializer.cc

Index: media/cast/logging/log_serializer.cc
diff --git a/media/cast/logging/log_serializer.cc b/media/cast/logging/log_serializer.cc
index eec4b2b83fbe1598d825b6822c29458d02c644e0..d5bbfb5e604cf06cc03879a0f3ac97553706dbdd 100644
--- a/media/cast/logging/log_serializer.cc
+++ b/media/cast/logging/log_serializer.cc
@@ -20,9 +20,10 @@
 
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/big_endian.h"
 #include "base/logging.h"
-#include "base/memory/scoped_ptr.h"
 #include "third_party/zlib/zlib.h"
 
 namespace media {
@@ -164,7 +165,8 @@ bool SerializeEvents(const LogMetadata& log_metadata,
 
   if (compress) {
     // Allocate a reasonably large temp buffer to hold uncompressed data.
-    scoped_ptr<char[]> uncompressed_buffer(new char[kMaxUncompressedBytes]);
+    std::unique_ptr<char[]> uncompressed_buffer(
+        new char[kMaxUncompressedBytes]);
     int uncompressed_bytes;
     bool success = DoSerializeEvents(log_metadata,
                                      frame_events,