diff --git a/api/peer_connection_interface.h b/api/peer_connection_interface.h
index cd51c88..4311573 100644
--- a/api/peer_connection_interface.h
+++ b/api/peer_connection_interface.h
@@ -662,10 +662,6 @@
     // frame encryption for native WebRTC.
     CryptoOptions crypto_options;
 
-    // TODO: bugs.webrtc.org/42235111 - remove after converting callers that
-    // expect an optional.
-    CryptoOptions& GetWritableCryptoOptions() { return crypto_options; }
-
     // Configure if we should include the SDP attribute extmap-allow-mixed in
     // our offer on session level.
     bool offer_extmap_allow_mixed = true;