1 files changed, 29 insertions, 0 deletions
diff --git a/chromium/cc/layers/scrollbar_layer_base.h b/chromium/cc/layers/scrollbar_layer_base.h
new file mode 100644
index 00000000000..00c5dfa3491
--- /dev/null
+++ b/chromium/cc/layers/scrollbar_layer_base.h
@@ -0,0 +1,29 @@
+// Copyright 2019 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.
+
+#ifndef CC_LAYERS_SCROLLBAR_LAYER_BASE_H_
+#define CC_LAYERS_SCROLLBAR_LAYER_BASE_H_
+
+#include "cc/cc_export.h"
+#include "cc/layers/layer.h"
+
+namespace cc {
+
+class CC_EXPORT ScrollbarLayerBase : public Layer {
+ public:
+  void SetScrollElementId(ElementId element_id);
+
+  void PushPropertiesTo(LayerImpl* layer) override;
+
+ protected:
+  ScrollbarLayerBase();
+  ~ScrollbarLayerBase() override;
+
+ private:
+  ElementId scroll_element_id_;
+};
+
+}  // namespace cc
+
+#endif  // CC_LAYERS_SCROLLBAR_LAYER_BASE_H_