Add |legacy_destination_url| back to SessionMessage for EME

content/renderer/pepper/pepper_plugin_instance_impl.cc

Index: content/renderer/pepper/pepper_plugin_instance_impl.cc
diff --git a/content/renderer/pepper/pepper_plugin_instance_impl.cc b/content/renderer/pepper/pepper_plugin_instance_impl.cc
index d949daf7feea0b0903b189b4c150ef5bfbd1cf26..f288373e4194603fa842fe32bff6868758f68e4d 100644
--- a/content/renderer/pepper/pepper_plugin_instance_impl.cc
+++ b/content/renderer/pepper/pepper_plugin_instance_impl.cc
@@ -2429,9 +2429,10 @@ void PepperPluginInstanceImpl::PromiseRejected(
 void PepperPluginInstanceImpl::SessionMessage(PP_Instance instance,
                                               PP_Var web_session_id_var,
                                               PP_CdmMessageType message_type,
-                                              PP_Var message_var) {
-  content_decryptor_delegate_->OnSessionMessage(web_session_id_var,
-                                                message_type, message_var);
+                                              PP_Var message_var,
+                                              PP_Var legacy_destination_url) {
+  content_decryptor_delegate_->OnSessionMessage(
+      web_session_id_var, message_type, message_var, legacy_destination_url);
 }
 
 void PepperPluginInstanceImpl::SessionKeysChange(