Suppress warning about exit in destructor, because it intended.

BUG=None

Change-Id: I35323234382aad4f952b2c39a4eecd93ad81e017
Reviewed-on: https://webrtc-review.googlesource.com/77666
Commit-Queue: Artem Titov <titovartem@webrtc.org>
Reviewed-by: Tommi <tommi@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23324}

rtc_base/thread.cc

diff --git a/rtc_base/thread.cc b/rtc_base/thread.cc
index bb7b591..80e4adc 100644
--- a/rtc_base/thread.cc
+++ b/rtc_base/thread.cc
@@ -18,6 +18,12 @@
 #error "Either WEBRTC_WIN or WEBRTC_POSIX needs to be defined."
 #endif
 
+#if defined(WEBRTC_WIN)
+// Disable warning that we don't care about:
+// warning C4722: destructor never returns, potential memory leak
+#pragma warning(disable : 4722)
+#endif
+
 #include "rtc_base/checks.h"
 #include "rtc_base/logging.h"
 #include "rtc_base/nullsocketserver.h"