make fields optional

Author: oontvoo

lldb/include/lldb/Core/Telemetry.h

@@ -96,8 +96,8 @@ struct CommandInfo : public LLDBBaseTelemetryInfo {
   /// Vendor may allow them by setting the
   /// LLDBConfig::detailed_command_telemetry.
   /// @{
-  std::string original_command;
-  std::string args;
+  std::optional<std::string> original_command;
+  std::optional<std::string> args;
   /// @}
   /// Return status of a command and any error description in case of error.
   std::optional<lldb::ReturnStatus> ret_status;

lldb/source/Core/Telemetry.cpp

@@ -66,8 +66,10 @@ void CommandInfo::serialize(Serializer &serializer) const {
   serializer.write("target_uuid", target_uuid.GetAsString());
   serializer.write("command_id", command_id);
   serializer.write("command_name", command_name);
-  serializer.write("original_command", original_command);
-  serializer.write("args", args);
+  if (original_command.has_value())
+    serializer.write("original_command", original_command);
+  if (args.has_value())
+    serializer.write("args", args);
   if (ret_status.has_value())
     serializer.write("ret_status", ret_status.value());
   if (error_data.has_value())