folery

Can we use google::NullStream instead of google::LogMessageVoidify in LOG_IF?

1

``` #define LOG_IF(severity, condition) \ static_cast(0), \ !(condition) \ ? (void)0 \ : google::logging::internal::LogMessageVoidify() & LOG(severity) ``` This is how LOG_IF is implemented now. After reading the doc https://github.com/asplingzhang/asplingzhang.github.io/blob/main/docs/_posts/webrtc/logging/2022-06-14-why-static_cast-void-and-LogMessageVoidify-needed-in-logging-macros.md, I...