RTCCertificate and RTCPeerConnection.generateCertificate added to JavaScript

public/platform/WebRTCConfiguration.h

Index: public/platform/WebRTCConfiguration.h
diff --git a/public/platform/WebRTCConfiguration.h b/public/platform/WebRTCConfiguration.h
index 9398a49ac9e3c2964e563083400dd4aaf4b24bb2..ed366f7a93e82e54d604597dd3c82f2b06b49c58 100644
--- a/public/platform/WebRTCConfiguration.h
+++ b/public/platform/WebRTCConfiguration.h
@@ -40,6 +40,7 @@ namespace blink {
 
 class RTCIceServer;
 class RTCConfiguration;
+class WebRTCCertificate;
 class WebString;
 class WebURL;
 
@@ -115,6 +116,9 @@ public:
 
     BLINK_PLATFORM_EXPORT WebRTCRtcpMuxPolicy rtcpMuxPolicy() const;
 
+    BLINK_PLATFORM_EXPORT size_t numberOfCertificates() const;
+    BLINK_PLATFORM_EXPORT WebRTCCertificate* certificate(size_t index) const;
+
 #if INSIDE_BLINK
     BLINK_PLATFORM_EXPORT WebRTCConfiguration(RTCConfiguration*);
 #endif