1 files changed, 26 insertions, 0 deletions
diff --git a/chromium/third_party/blink/renderer/platform/graphics/viz_util.cc b/chromium/third_party/blink/renderer/platform/graphics/viz_util.cc
new file mode 100644
index 00000000000..c041cd25682
--- /dev/null
+++ b/chromium/third_party/blink/renderer/platform/graphics/viz_util.cc
@@ -0,0 +1,26 @@
+// Copyright 2021 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include <atomic>
+
+#include "components/viz/common/surfaces/frame_sink_bundle_id.h"
+#include "third_party/blink/renderer/platform/graphics/viz_util.h"
+#include "third_party/blink/renderer/platform/platform_export.h"
+
+namespace blink {
+
+namespace {
+
+std::atomic<uint32_t> g_next_bundle_id{1};
+
+}  // namespace
+
+viz::FrameSinkBundleId GenerateFrameSinkBundleId(
+    const viz::FrameSinkId& parent_frame_sink_id) {
+  return viz::FrameSinkBundleId(
+      parent_frame_sink_id.client_id(),
+      g_next_bundle_id.fetch_add(1, std::memory_order_relaxed));
+}
+
+}  // namespace blink