Support legacy offerToReceiveAudio/offerToReceiveVideo fields in RTCOfferOptions.

third_party/WebKit/Source/modules/mediastream/RTCPeerConnection.cpp

Index: third_party/WebKit/Source/modules/mediastream/RTCPeerConnection.cpp
diff --git a/third_party/WebKit/Source/modules/mediastream/RTCPeerConnection.cpp b/third_party/WebKit/Source/modules/mediastream/RTCPeerConnection.cpp
index 4e01dc02aa1becce3d1962bb91f437018383937e..b6251757b087fb7a23ca5c582d6e6ce08a2480e0 100644
--- a/third_party/WebKit/Source/modules/mediastream/RTCPeerConnection.cpp
+++ b/third_party/WebKit/Source/modules/mediastream/RTCPeerConnection.cpp
@@ -90,7 +90,7 @@
 #include "public/platform/WebRTCStatsRequest.h"
 #include "public/platform/WebRTCVoidRequest.h"
 #include "wtf/CurrentTime.h"
-
+#include <algorithm>
 #include <memory>
 
 namespace blink {
@@ -141,7 +141,8 @@ bool isIceCandidateMissingSdp(const RTCIceCandidateInitOrRTCIceCandidate& candid
 WebRTCOfferOptions convertToWebRTCOfferOptions(const RTCOfferOptions& options)
 {
     return WebRTCOfferOptions(RTCOfferOptionsPlatform::create(
-        -1, -1,
+        options.hasOfferToReceiveVideo() ? std::max(options.offerToReceiveVideo(), 0) : -1,
+        options.hasOfferToReceiveAudio() ? std::max(options.offerToReceiveAudio(), 0) : -1,
         options.hasVoiceActivityDetection() ? options.voiceActivityDetection() : true,
         options.hasIceRestart() ? options.iceRestart() : false));
 }