diff --git a/pc/peerconnection.h b/pc/peerconnection.h
index 0e8b71d..8901848 100644
--- a/pc/peerconnection.h
+++ b/pc/peerconnection.h
@@ -265,6 +265,10 @@
   bool NeedsIceRestart(const std::string& content_name) const override;
   bool GetSslRole(const std::string& content_name, rtc::SSLRole* role) override;
 
+  void ReturnHistogramVeryQuicklyForTesting() {
+    return_histogram_very_quickly_ = true;
+  }
+
  protected:
   ~PeerConnection() override;
 
@@ -1017,6 +1021,7 @@
   cricket::VideoOptions video_options_;
 
   int usage_event_accumulator_ = 0;
+  bool return_histogram_very_quickly_ = false;
 };
 
 }  // namespace webrtc