1 files changed, 42 insertions, 0 deletions
diff --git a/chromium/third_party/blink/renderer/core/events/overscroll_event.h b/chromium/third_party/blink/renderer/core/events/overscroll_event.h
new file mode 100644
index 00000000000..ab7cffe0ab6
--- /dev/null
+++ b/chromium/third_party/blink/renderer/core/events/overscroll_event.h
@@ -0,0 +1,42 @@
+// Copyright 2018 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 THIRD_PARTY_BLINK_RENDERER_CORE_EVENTS_OVERSCROLL_EVENT_H_
+#define THIRD_PARTY_BLINK_RENDERER_CORE_EVENTS_OVERSCROLL_EVENT_H_
+
+#include "third_party/blink/renderer/core/dom/events/event.h"
+#include "third_party/blink/renderer/core/events/overscroll_event_init.h"
+
+namespace blink {
+
+class OverscrollEvent final : public Event {
+  DEFINE_WRAPPERTYPEINFO();
+
+ public:
+  static OverscrollEvent* Create(const AtomicString& type,
+                                 double delta_x,
+                                 double delta_y) {
+    return MakeGarbageCollected<OverscrollEvent>(type, delta_x, delta_y);
+  }
+  static OverscrollEvent* Create(const AtomicString& type,
+                                 const OverscrollEventInit* initializer) {
+    return MakeGarbageCollected<OverscrollEvent>(type, initializer);
+  }
+
+  OverscrollEvent(const AtomicString&, double delta_x, double delta_y);
+  OverscrollEvent(const AtomicString&, const OverscrollEventInit*);
+
+  double deltaX() const { return delta_x_; }
+  double deltaY() const { return delta_y_; }
+
+  void Trace(blink::Visitor*) override;
+
+ private:
+  double delta_x_ = 0;
+  double delta_y_ = 0;
+};
+
+}  // namespace blink
+
+#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_EVENTS_OVERSCROLL_EVENT_H_