Read recv timestamps from socket (posix only).

webrtc/base/openssladapter.h

Index: webrtc/base/openssladapter.h
diff --git a/webrtc/base/openssladapter.h b/webrtc/base/openssladapter.h
index cdf45e603f31a8ba7b75f653268fcbc94d84cdb6..554627f58fa7dfe66a10a2abf2256c874b05b4a0 100644
--- a/webrtc/base/openssladapter.h
+++ b/webrtc/base/openssladapter.h
@@ -37,8 +37,11 @@ public:
   int StartSSL(const char* hostname, bool restartable) override;
   int Send(const void* pv, size_t cb) override;
   int SendTo(const void* pv, size_t cb, const SocketAddress& addr) override;
-  int Recv(void* pv, size_t cb) override;
-  int RecvFrom(void* pv, size_t cb, SocketAddress* paddr) override;
+  int Recv(void* pv, size_t cb, int64_t* timestamp) override;
+  int RecvFrom(void* pv,
+               size_t cb,
+               SocketAddress* paddr,
+               int64_t* timestamp) override;
   int Close() override;
 
   // Note that the socket returns ST_CONNECTING while SSL is being negotiated.