Convert //remoting to use std::unique_ptr

remoting/host/security_key/remote_security_key_message_reader.cc

Index: remoting/host/security_key/remote_security_key_message_reader.cc
diff --git a/remoting/host/security_key/remote_security_key_message_reader.cc b/remoting/host/security_key/remote_security_key_message_reader.cc
index 149788707904c787f6046dbfb5fee53a05abe3e2..2c2c341647f182c3bb0c85adfbef9936405c307d 100644
--- a/remoting/host/security_key/remote_security_key_message_reader.cc
+++ b/remoting/host/security_key/remote_security_key_message_reader.cc
@@ -96,7 +96,7 @@ void RemoteSecurityKeyMessageReader::ReadMessage() {
       return;
     }
 
-    scoped_ptr<SecurityKeyMessage> message(new SecurityKeyMessage());
+    std::unique_ptr<SecurityKeyMessage> message(new SecurityKeyMessage());
     if (!message->ParseMessage(message_data)) {
       LOG(ERROR) << "Invalid message data received.";
       NotifyError();
@@ -121,7 +121,7 @@ void RemoteSecurityKeyMessageReader::NotifyError() {
 }
 
 void RemoteSecurityKeyMessageReader::InvokeMessageCallback(
-    scoped_ptr<SecurityKeyMessage> message) {
+    std::unique_ptr<SecurityKeyMessage> message) {
   DCHECK(main_task_runner_->RunsTasksOnCurrentThread());
   message_callback_.Run(std::move(message));
 }