1 files changed, 10 insertions, 2 deletions
diff --git a/api/rtcerror.h b/api/rtcerror.h
index d7dec29d43..c87ce91650 100644
--- a/api/rtcerror.h
+++ b/api/rtcerror.h
@@ -11,7 +11,9 @@
 #ifndef API_RTCERROR_H_
 #define API_RTCERROR_H_
 
+#ifdef UNIT_TEST
 #include <ostream>
+#endif  // UNIT_TEST
 #include <string>
 #include <utility>  // For std::move.
 
@@ -143,10 +145,16 @@ class RTCError {
 // error type.
 //
 // Only intended to be used for logging/disagnostics.
-std::ostream& operator<<(std::ostream& stream, RTCErrorType error);
-
 std::string ToString(RTCErrorType error);
 
+#ifdef UNIT_TEST
+inline std::ostream& operator<<(  // no-presubmit-check TODO(webrtc:8982)
+    std::ostream& stream,         // no-presubmit-check TODO(webrtc:8982)
+    RTCErrorType error) {
+  return stream << ToString(error);
+}
+#endif  // UNIT_TEST
+
 // Helper macro that can be used by implementations to create an error with a
 // message and log it. |message| should be a string literal or movable
 // std::string.