Add support for transport wide sequence numbers

webrtc/test/call_test.cc

Index: webrtc/test/call_test.cc
diff --git a/webrtc/test/call_test.cc b/webrtc/test/call_test.cc
index 2548659ef52f67e62f487ba4dc5ba84f083b5e1c..14089e48d6ca27d973cc0db7196204abebd6c92b 100644
--- a/webrtc/test/call_test.cc
+++ b/webrtc/test/call_test.cc
@@ -15,6 +15,7 @@ namespace test {
 
 namespace {
 const int kVideoRotationRtpExtensionId = 4;
+const int kTWSExtensionId = 5;
 }
 
 CallTest::CallTest()
@@ -101,6 +102,8 @@ void CallTest::CreateSendConfig(size_t num_streams) {
     send_config_.rtp.ssrcs.push_back(kSendSsrcs[i]);
   send_config_.rtp.extensions.push_back(
       RtpExtension(RtpExtension::kVideoRotation, kVideoRotationRtpExtensionId));
+  send_config_.rtp.extensions.push_back(
+      RtpExtension(RtpExtension::kTransportSequenceNumber, kTWSExtensionId));
 }
 
 void CallTest::CreateMatchingReceiveConfigs() {