Enable BWE logging to command line when rtc_enable_bwe_test_logging is set to true

webrtc/modules/rtp_rtcp/BUILD.gn

Index: webrtc/modules/rtp_rtcp/BUILD.gn
diff --git a/webrtc/modules/rtp_rtcp/BUILD.gn b/webrtc/modules/rtp_rtcp/BUILD.gn
index fb270b315aec35bda0dc62f93afcae46a0ecd042..60a92a569ca1f781795930eab12867cda6a7e4c8 100644
--- a/webrtc/modules/rtp_rtcp/BUILD.gn
+++ b/webrtc/modules/rtp_rtcp/BUILD.gn
@@ -10,6 +10,7 @@ import("../../build/webrtc.gni")
 
 source_set("rtp_rtcp") {
   sources = [
+    "../remote_bitrate_estimator/test/bwe_test_logging.h",
     "include/fec_receiver.h",
     "include/receive_statistics.h",
     "include/remote_ntp_time_estimator.h",
@@ -154,6 +155,12 @@ source_set("rtp_rtcp") {
     "source/vp8_partition_aggregator.h",
   ]
 
+  if (rtc_enable_bwe_test_logging) {
+    defines = [ "BWE_TEST_LOGGING_COMPILE_TIME_ENABLE=1" ]
+  } else {
+    defines = [ "BWE_TEST_LOGGING_COMPILE_TIME_ENABLE=0" ]
+  }
+
   configs += [ "../..:common_config" ]
   public_configs = [ "../..:common_inherited_config" ]