Pepper: SelLdrLauncherChrome cleanup.

ppapi/native_client/src/trusted/plugin/service_runtime.cc

Index: ppapi/native_client/src/trusted/plugin/service_runtime.cc
diff --git a/ppapi/native_client/src/trusted/plugin/service_runtime.cc b/ppapi/native_client/src/trusted/plugin/service_runtime.cc
index 12ab43122bf1e9397aa92f1b9ef88a0796489aa5..2c1196d51be750c166dec38e54a65a8979b6265b 100644
--- a/ppapi/native_client/src/trusted/plugin/service_runtime.cc
+++ b/ppapi/native_client/src/trusted/plugin/service_runtime.cc
@@ -398,18 +398,20 @@ void ServiceRuntime::StartSelLdr(const SelLdrStartParams& params,
   bool enable_dev_interfaces =
       GetNaClInterface()->DevInterfacesEnabled(pp_instance_);
 
-  tmp_subprocess->Start(pp_instance_,
-                        main_service_runtime_,
-                        params.url.c_str(),
-                        &params.file_info,
-                        params.uses_irt,
-                        params.uses_ppapi,
-                        uses_nonsfi_mode_,
-                        enable_dev_interfaces,
-                        params.enable_dyncode_syscalls,
-                        params.enable_exception_handling,
-                        params.enable_crash_throttling,
-                        callback);
+  GetNaClInterface()->LaunchSelLdr(
+      pp_instance_,
+      PP_FromBool(main_service_runtime_),
+      params.url.c_str(),
+      &params.file_info,
+      PP_FromBool(params.uses_irt),
+      PP_FromBool(params.uses_ppapi),
+      PP_FromBool(uses_nonsfi_mode_),
+      PP_FromBool(enable_dev_interfaces),
+      PP_FromBool(params.enable_dyncode_syscalls),
+      PP_FromBool(params.enable_exception_handling),
+      PP_FromBool(params.enable_crash_throttling),
+      tmp_subprocess->mutable_channel(),
+      callback.pp_completion_callback());
   subprocess_.reset(tmp_subprocess.release());
 }