Get rid of {Run,Terminate}MainApplication(), and more ApplicationDelegate conversion.

examples/indirect_service/integer_service.cc

Index: examples/indirect_service/integer_service.cc
diff --git a/examples/indirect_service/integer_service.cc b/examples/indirect_service/integer_service.cc
index 0db7eaf2fe2a9559dc43f9f091c335d80b5e86db..58ce1bf4a635ee98d7ba6ee343d02825b6be03d5 100644
--- a/examples/indirect_service/integer_service.cc
+++ b/examples/indirect_service/integer_service.cc
@@ -44,6 +44,6 @@ class IntegerServiceApp : public ApplicationImplBase {
 
 MojoResult MojoMain(MojoHandle application_request) {
   mojo::examples::IntegerServiceApp integer_service_app;
-  return mojo::RunMainApplication(application_request, &integer_service_app);
+  return mojo::RunApplication(application_request, &integer_service_app);
 }