Re-write many calls to WrapUnique() with MakeUnique()

media/base/decoder_buffer_unittest.cc

Index: media/base/decoder_buffer_unittest.cc
diff --git a/media/base/decoder_buffer_unittest.cc b/media/base/decoder_buffer_unittest.cc
index eee2aba8b8b8f94892153194017c55b850ba3a46..a9a57df3661645f143a8e9f0b27fc0c364639457 100644
--- a/media/base/decoder_buffer_unittest.cc
+++ b/media/base/decoder_buffer_unittest.cc
@@ -118,7 +118,7 @@ TEST(DecoderBufferTest, DecryptConfig) {
   DecryptConfig decrypt_config(kKeyId, kIv, subsamples);
 
   buffer->set_decrypt_config(
-      base::WrapUnique(new DecryptConfig(kKeyId, kIv, subsamples)));
+      base::MakeUnique<DecryptConfig>(kKeyId, kIv, subsamples));
 
   EXPECT_TRUE(buffer->decrypt_config());
   EXPECT_TRUE(buffer->decrypt_config()->Matches(decrypt_config));