[mojo-edk] Expose notification source to MojoWatch callbacks

mojo/public/cpp/bindings/lib/connector.cc

Index: mojo/public/cpp/bindings/lib/connector.cc
diff --git a/mojo/public/cpp/bindings/lib/connector.cc b/mojo/public/cpp/bindings/lib/connector.cc
index 065c17634c17e88b562adecaf771b652f0fd6629..4c396263648cd8bbf82825e257210dbf712de8ce 100644
--- a/mojo/public/cpp/bindings/lib/connector.cc
+++ b/mojo/public/cpp/bindings/lib/connector.cc
@@ -133,6 +133,11 @@ void Connector::ResumeIncomingMethodCallProcessing() {
   WaitToReadMore();
 }
 
+void Connector::SetAllowSyncDispatch(bool allowed) {
+  DCHECK(thread_checker_.CalledOnValidThread());
+  handle_watcher_.SetAllowSyncDispatch(allowed);
+}
+
 bool Connector::Accept(Message* message) {
   DCHECK(lock_ || thread_checker_.CalledOnValidThread());