Keep track of coalesced events in main thread event queue

third_party/WebKit/Source/web/ExternalPopupMenu.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 109 matching lines @@
     m_dispatchEventTimer.startOneShot(0, BLINK_FROM_HERE);
     // FIXME: show() is asynchronous. If preparing a popup is slow and a
     // user released the mouse button before showing the popup, mouseup and
     // click events are correctly dispatched. Dispatching the synthetic
     // mouseup event is redundant in this case.
   }
 #endif
 }
 
 void ExternalPopupMenu::dispatchEvent(TimerBase*) {
-  m_webView.handleInputEvent(*m_syntheticEvent);
+  m_webView.handleInputEvent(blink::WebCoalescedInputEvent(*m_syntheticEvent));
   m_syntheticEvent.reset();
 }
 
 void ExternalPopupMenu::hide() {
   if (m_ownerElement)
     m_ownerElement->popupDidHide();
   if (!m_webExternalPopupMenu)
     return;
   m_webExternalPopupMenu->close();
   m_webExternalPopupMenu = 0;
@@ skipping 161 matching lines @@
     if (ownerElement.itemIsDisplayNone(*items[i]))
       continue;
     if (popupMenuItemIndex == i)
       return indexTracker;
     ++indexTracker;
   }
   return -1;
 }
 
 }  // namespace blink