| // Copyright 2015 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 CONTENT_COMMON_INPUT_INPUT_EVENT_ACK_H_ | 
 | #define CONTENT_COMMON_INPUT_INPUT_EVENT_ACK_H_ | 
 |  | 
 | #include <stdint.h> | 
 |  | 
 | #include <memory> | 
 |  | 
 | #include "content/common/content_export.h" | 
 | #include "content/common/input/input_event_ack_source.h" | 
 | #include "content/common/input/input_event_ack_state.h" | 
 | #include "third_party/WebKit/public/platform/WebInputEvent.h" | 
 | #include "ui/events/blink/did_overscroll_params.h" | 
 | #include "ui/events/latency_info.h" | 
 |  | 
 | namespace content { | 
 |  | 
 | // InputEventAck. | 
 | struct CONTENT_EXPORT InputEventAck { | 
 |   InputEventAck(InputEventAckSource source, | 
 |                 blink::WebInputEvent::Type type, | 
 |                 InputEventAckState state, | 
 |                 const ui::LatencyInfo& latency, | 
 |                 std::unique_ptr<ui::DidOverscrollParams> overscroll, | 
 |                 uint32_t unique_touch_event_id); | 
 |   InputEventAck(InputEventAckSource source, | 
 |                 blink::WebInputEvent::Type type, | 
 |                 InputEventAckState state, | 
 |                 const ui::LatencyInfo& latency, | 
 |                 uint32_t unique_touch_event_id); | 
 |   InputEventAck(InputEventAckSource source, | 
 |                 blink::WebInputEvent::Type type, | 
 |                 InputEventAckState state, | 
 |                 uint32_t unique_touch_event_id); | 
 |   InputEventAck(InputEventAckSource source, | 
 |                 blink::WebInputEvent::Type type, | 
 |                 InputEventAckState state); | 
 |   InputEventAck(); | 
 |   ~InputEventAck(); | 
 |  | 
 |   InputEventAckSource source; | 
 |   blink::WebInputEvent::Type type; | 
 |   InputEventAckState state; | 
 |   ui::LatencyInfo latency; | 
 |   std::unique_ptr<ui::DidOverscrollParams> overscroll; | 
 |   uint32_t unique_touch_event_id; | 
 | }; | 
 |  | 
 | }  // namespace content | 
 |  | 
 | #endif  // CONTENT_COMMON_INPUT_INPUT_EVENT_ACK_H_ |