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 801279e3884461b9d8f4ecd17e436ea1f0d5a123..3ed3941722279b6a0facc09dae695c1afd51cfa0 100644
--- a/components/nacl/renderer/ppb_nacl_private_impl.cc
+++ b/components/nacl/renderer/ppb_nacl_private_impl.cc
@@ -884,6 +884,13 @@ 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) {