Do not increase the pointer id when type is eraser

content/shell/test_runner/event_sender.h

 // Copyright 2014 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_SHELL_TEST_RUNNER_EVENT_SENDER_H_
 #define CONTENT_SHELL_TEST_RUNNER_EVENT_SENDER_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 149 matching lines @@
   void GestureTap(gin::Arguments* args);
   void GestureTapDown(gin::Arguments* args);
   void GestureShowPress(gin::Arguments* args);
   void GestureTapCancel(gin::Arguments* args);
   void GestureLongPress(gin::Arguments* args);
   void GestureLongTap(gin::Arguments* args);
   void GestureTwoFingerTap(gin::Arguments* args);
 
   void MouseScrollBy(gin::Arguments* args, MouseScrollType scroll_type);
   void MouseMoveTo(gin::Arguments* args);
-  void MouseLeave();
+  void MouseLeave(blink::WebPointerProperties::PointerType, int pointerId);
   void ScheduleAsynchronousClick(int button_number, int modifiers);
   void ScheduleAsynchronousKeyDown(const std::string& code_str,
                                    int modifiers,
                                    KeyLocationCode location);
 
   double GetCurrentEventTimeSec();
 
   void DoLeapForward(int milliseconds);
 
   uint32_t GetUniqueTouchEventId(gin::Arguments* args);
@@ skipping 144 matching lines @@
   double last_event_timestamp_;
 
   base::WeakPtrFactory<EventSender> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(EventSender);
 };
 
 }  // namespace test_runner
 
 #endif  // CONTENT_SHELL_TEST_RUNNER_EVENT_SENDER_H_