1 files changed, 33 insertions, 0 deletions
diff --git a/toolkit/components/processtools/ProcessToolsService.cpp b/toolkit/components/processtools/ProcessToolsService.cpp
new file mode 100644
index 0000000000..3855996fdf
--- /dev/null
+++ b/toolkit/components/processtools/ProcessToolsService.cpp
@@ -0,0 +1,33 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/ClearOnShutdown.h"
+#include "mozilla/StaticPtr.h"
+#include "nsCOMPtr.h"
+#include "ProcessToolsService.h"
+
+// This anonymous namespace prevents outside C++ code from improperly accessing
+// these implementation details.
+namespace {
+extern "C" {
+// Implemented in Rust.
+void new_process_tools_service(nsIProcessToolsService** result);
+}
+
+static mozilla::StaticRefPtr<nsIProcessToolsService> sProcessToolsService;
+}  // namespace
+
+already_AddRefed<nsIProcessToolsService> GetProcessToolsService() {
+  nsCOMPtr<nsIProcessToolsService> processToolsService;
+
+  if (sProcessToolsService) {
+    processToolsService = sProcessToolsService;
+  } else {
+    new_process_tools_service(getter_AddRefs(processToolsService));
+    sProcessToolsService = processToolsService;
+    mozilla::ClearOnShutdown(&sProcessToolsService);
+  }
+
+  return processToolsService.forget();
+}