1 files changed, 41 insertions, 0 deletions
diff --git a/gfx/layers/wr/OMTAController.cpp b/gfx/layers/wr/OMTAController.cpp
new file mode 100644
index 0000000000..527ec881f6
--- /dev/null
+++ b/gfx/layers/wr/OMTAController.cpp
@@ -0,0 +1,41 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/layers/OMTAController.h"
+
+#include "mozilla/layers/CompositorBridgeParent.h"
+#include "mozilla/layers/CompositorThread.h"
+#include "mozilla/StaticPrefs_layout.h"
+
+namespace mozilla {
+namespace layers {
+
+void OMTAController::NotifyJankedAnimations(
+    JankedAnimations&& aJankedAnimations) const {
+  if (StaticPrefs::layout_animation_prerender_partial_jank()) {
+    return;
+  }
+
+  if (!CompositorThread()) {
+    return;
+  }
+
+  if (!CompositorThread()->IsOnCurrentThread()) {
+    CompositorThread()->Dispatch(NewRunnableMethod<JankedAnimations&&>(
+        "layers::OMTAController::NotifyJankedAnimations", this,
+        &OMTAController::NotifyJankedAnimations, std::move(aJankedAnimations)));
+    return;
+  }
+
+  if (CompositorBridgeParent* bridge =
+          CompositorBridgeParent::GetCompositorBridgeParentFromLayersId(
+              mRootLayersId)) {
+    bridge->NotifyJankedAnimations(aJankedAnimations);
+  }
+}
+
+}  // namespace layers
+}  // namespace mozilla