Convert //remoting to use std::unique_ptr

remoting/host/server_log_entry_host.h

Index: remoting/host/server_log_entry_host.h
diff --git a/remoting/host/server_log_entry_host.h b/remoting/host/server_log_entry_host.h
index 1fef4c1108c3ea06ac992a3f7cfe7b5fe654f855..e93154aaa4af0ff72b72c8ea1b90ea09204aba29 100644
--- a/remoting/host/server_log_entry_host.h
+++ b/remoting/host/server_log_entry_host.h
@@ -13,11 +13,11 @@ class ServerLogEntry;
 
 // Constructs a log entry for a session state change.
 // Currently this is either connection or disconnection.
-scoped_ptr<ServerLogEntry> MakeLogEntryForSessionStateChange(
+std::unique_ptr<ServerLogEntry> MakeLogEntryForSessionStateChange(
     bool connected);
 
 // Constructs a log entry for a heartbeat.
-scoped_ptr<ServerLogEntry> MakeLogEntryForHeartbeat();
+std::unique_ptr<ServerLogEntry> MakeLogEntryForHeartbeat();
 
 // Adds fields describing the host to this log entry.
 void AddHostFieldsToLogEntry(ServerLogEntry* entry);