Make SyntheticPointerAction to flush the pointer action sequence

content/common/input/synthetic_pointer_action_params.cc

 // Copyright 2016 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 "content/common/input/synthetic_pointer_action_params.h"
 
 namespace content {
 
 SyntheticPointerActionParams::SyntheticPointerActionParams()
-    : pointer_action_type_(PointerActionType::NOT_INITIALIZED) {
-  index_ = gesture_source_type != MOUSE_INPUT ? -1 : 0;
-}
+    : pointer_action_type_(PointerActionType::NOT_INITIALIZED), index_(0) {}
 
 SyntheticPointerActionParams::SyntheticPointerActionParams(
-    PointerActionType action_type,
-    GestureSourceType source_type)
-    : pointer_action_type_(action_type) {
-  gesture_source_type = source_type;
-  index_ = gesture_source_type != MOUSE_INPUT ? -1 : 0;
-}
-
-SyntheticPointerActionParams::SyntheticPointerActionParams(
-    const SyntheticPointerActionParams& other)
-    : SyntheticGestureParams(other),
-      pointer_action_type_(other.pointer_action_type()) {
-  switch (other.pointer_action_type()) {
-    case PointerActionType::PRESS:
-    case PointerActionType::MOVE:
-      index_ = other.index();
-      position_ = other.position();
-      break;
-    case PointerActionType::RELEASE:
-    case PointerActionType::IDLE:
-    case PointerActionType::NOT_INITIALIZED:
-      index_ = other.index();
-      break;
-    case PointerActionType::FINISH:
-      break;
-  }
-}
+    PointerActionType action_type)
+    : pointer_action_type_(action_type), index_(0) {}
 
 SyntheticPointerActionParams::~SyntheticPointerActionParams() {}
 
-SyntheticGestureParams::GestureType
-SyntheticPointerActionParams::GetGestureType() const {
-  return POINTER_ACTION;
-}
-
-const SyntheticPointerActionParams* SyntheticPointerActionParams::Cast(
-    const SyntheticGestureParams* gesture_params) {
-  DCHECK(gesture_params);
-  DCHECK_EQ(POINTER_ACTION, gesture_params->GetGestureType());
-  return static_cast<const SyntheticPointerActionParams*>(gesture_params);
-}
-
-}  // namespace content
+}  // namespace content