1 files changed, 19 insertions, 0 deletions
diff --git a/hal/fallback/FallbackPerformanceHintManager.cpp b/hal/fallback/FallbackPerformanceHintManager.cpp
new file mode 100644
index 0000000000..7686650113
--- /dev/null
+++ b/hal/fallback/FallbackPerformanceHintManager.cpp
@@ -0,0 +1,19 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set sw=2 ts=8 et ft=cpp : */
+/* 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 "Hal.h"
+
+namespace mozilla {
+namespace hal_impl {
+
+UniquePtr<hal::PerformanceHintSession> CreatePerformanceHintSession(
+    const nsTArray<PlatformThreadHandle>& aThreads,
+    mozilla::TimeDuration aTargetWorkDuration) {
+  return nullptr;
+}
+
+}  // namespace hal_impl
+}  // namespace mozilla