NaCl plugin: Make ServiceRuntime::Shutdown() kill the NaCl loader

components/nacl/renderer/ppb_nacl_private_impl.cc

Index: components/nacl/renderer/ppb_nacl_private_impl.cc
diff --git a/components/nacl/renderer/ppb_nacl_private_impl.cc b/components/nacl/renderer/ppb_nacl_private_impl.cc
index fd9657dbf6048ee86a4141110fb5a62d9a2988a9..efc575d21027a8066cf9ec4e3346631c3bfa8273 100644
--- a/components/nacl/renderer/ppb_nacl_private_impl.cc
+++ b/components/nacl/renderer/ppb_nacl_private_impl.cc
@@ -882,6 +882,13 @@ void PPBNaClPrivate::InstanceDestroyed(PP_Instance instance) {
   map.erase(iter);
 }
 
+// static
+void PPBNaClPrivate::TerminateNaClLoader(PP_Instance instance) {
+  auto* load_mgr = GetNexeLoadManager(instance);
+  if (load_mgr)
+    load_mgr->CloseTrustedPluginChannel();
+}
+
 namespace {
 
 PP_Bool NaClDebugEnabledForURL(const char* alleged_nmf_url) {