Revert of Remove ScopedVector from all other codes in media/

media/remoting/proto_utils.cc

Index: media/remoting/proto_utils.cc
diff --git a/media/remoting/proto_utils.cc b/media/remoting/proto_utils.cc
index 55e1ab5704e0cc255171e8a07df61c8d3417849e..52bd4f26b969b8c93cfc7bd1ea58536c7d3b9f6f 100644
--- a/media/remoting/proto_utils.cc
+++ b/media/remoting/proto_utils.cc
@@ -351,7 +351,7 @@
 void ConvertCdmKeyInfoToProto(
     const CdmKeysInfo& keys_information,
     pb::CdmClientOnSessionKeysChange* key_change_message) {
-  for (auto& info : keys_information) {
+  for (auto* info : keys_information) {
     pb::CdmKeyInformation* key = key_change_message->add_key_information();
     key->set_key_id(info->key_id.data(), info->key_id.size());
     key->set_status(ToProtoCdmKeyInformation(info->status).value());