Support legacy offerToReceiveAudio/offerToReceiveVideo fields in RTCOfferAnswerOptions.

third_party/WebKit/Source/platform/mediastream/RTCAnswerOptionsPlatform.h

Index: third_party/WebKit/Source/platform/mediastream/RTCAnswerOptionsPlatform.h
diff --git a/third_party/WebKit/Source/platform/mediastream/RTCAnswerOptionsPlatform.h b/third_party/WebKit/Source/platform/mediastream/RTCAnswerOptionsPlatform.h
index 2e7cb73dc10eb49b0f5ab22886c44b7dface3c81..e255ff82d8e0ca39a512e55b68ce504b5c02e965 100644
--- a/third_party/WebKit/Source/platform/mediastream/RTCAnswerOptionsPlatform.h
+++ b/third_party/WebKit/Source/platform/mediastream/RTCAnswerOptionsPlatform.h
@@ -11,21 +11,27 @@ namespace blink {
 
 class RTCAnswerOptionsPlatform final : public GarbageCollected<RTCAnswerOptionsPlatform> {
 public:
-    static RTCAnswerOptionsPlatform* create(bool voiceActivityDetection)
+    static RTCAnswerOptionsPlatform* create(int32_t offerToReceiveVideo, int32_t offerToReceiveAudio, bool voiceActivityDetection)
     {
-        return new RTCAnswerOptionsPlatform(voiceActivityDetection);
+        return new RTCAnswerOptionsPlatform(offerToReceiveVideo, offerToReceiveAudio, voiceActivityDetection);
     }
 
+    int32_t offerToReceiveVideo() const { return m_offerToReceiveVideo; }
+    int32_t offerToReceiveAudio() const { return m_offerToReceiveAudio; }
     bool voiceActivityDetection() const { return m_voiceActivityDetection; }
 
     DEFINE_INLINE_TRACE() {}
 
 private:
-    explicit RTCAnswerOptionsPlatform(bool voiceActivityDetection)
-        : m_voiceActivityDetection(voiceActivityDetection)
+    RTCAnswerOptionsPlatform(int32_t offerToReceiveVideo, int32_t offerToReceiveAudio, bool voiceActivityDetection)
+        : m_offerToReceiveVideo(offerToReceiveVideo)
+        , m_offerToReceiveAudio(offerToReceiveAudio)
+        , m_voiceActivityDetection(voiceActivityDetection)
     {
     }
 
+    int32_t m_offerToReceiveVideo;

[foolip, 2016/06/20 08:13:47]

https://google.github.io/styleguide/cppguide.html#Integer_Types suggests int,
and that is what is used for the most part when the IDL says long in Blink.
(Some examples in Document, Element, Range)

+    int32_t m_offerToReceiveAudio;
     bool m_voiceActivityDetection;
 };