Throttle Socket watcher RTT notifications from QUIC

net/nqe/network_quality_estimator_params.h

Index: net/nqe/network_quality_estimator_params.h
diff --git a/net/nqe/network_quality_estimator_params.h b/net/nqe/network_quality_estimator_params.h
index f9dcd0c0ba5fe673762560fd5de5bef8d55857b7..6d7310f95ea78d8c5816dee522768492ed366dcd 100644
--- a/net/nqe/network_quality_estimator_params.h
+++ b/net/nqe/network_quality_estimator_params.h
@@ -78,6 +78,11 @@ EffectiveConnectionType forced_effective_connection_type(
 bool persistent_cache_reading_enabled(
     const std::map<std::string, std::string>& variation_params);
 
+// Returns the the minimum interval betweeen consecutive notifications to a
+// single socket watcher.
+base::TimeDelta GetMinSocketWatcherNotificationInterval(
+    const std::map<std::string, std::string>& variation_params);
+
 }  // namespace internal
 
 }  // namespace nqe