[InputEvent] Add InputEvent with basic interface behind a flag

third_party/WebKit/Source/core/dom/Node.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 48 matching lines @@
 #include "core/dom/shadow/FlatTreeTraversal.h"
 #include "core/dom/shadow/InsertionPoint.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/editing/EditingUtilities.h"
 #include "core/editing/markers/DocumentMarkerController.h"
 #include "core/events/Event.h"
 #include "core/events/EventDispatchMediator.h"
 #include "core/events/EventDispatcher.h"
 #include "core/events/EventListener.h"
 #include "core/events/GestureEvent.h"
+#include "core/events/InputEvent.h"
 #include "core/events/KeyboardEvent.h"
 #include "core/events/MouseEvent.h"
 #include "core/events/MutationEvent.h"
 #include "core/events/PointerEvent.h"
 #include "core/events/TextEvent.h"
 #include "core/events/TouchEvent.h"
 #include "core/events/UIEvent.h"
 #include "core/events/WheelEvent.h"
 #include "core/frame/EventHandlerRegistry.h"
 #include "core/frame/LocalDOMWindow.h"
@@ skipping 1998 matching lines @@
     return dispatchEvent(event);
 }
 
 void Node::dispatchSimulatedClick(Event* underlyingEvent, SimulatedClickMouseEventOptions eventOptions, SimulatedClickCreationScope scope)
 {
     EventDispatcher::dispatchSimulatedClick(*this, underlyingEvent, eventOptions, scope);
 }
 
 void Node::dispatchInputEvent()
 {
-    dispatchScopedEvent(Event::createBubble(EventTypeNames::input));
+    if (RuntimeEnabledFeatures::inputEventEnabled()) {
+        InputEventInit eventInitDict;
+        eventInitDict.setBubbles(true);
+        dispatchScopedEvent(InputEvent::create(EventTypeNames::input, eventInitDict));
+    } else {
+        dispatchScopedEvent(Event::createBubble(EventTypeNames::input));
+    }
 }
 
 void Node::defaultEventHandler(Event* event)
 {
     if (event->target() != this)
         return;
     const AtomicString& eventType = event->type();
     if (eventType == EventTypeNames::keydown || eventType == EventTypeNames::keypress) {
         if (event->isKeyboardEvent()) {
             if (LocalFrame* frame = document().frame())
@@ skipping 336 matching lines @@
 
 void showNodePath(const blink::Node* node)
 {
     if (node)
         node->showNodePathForThis();
     else
         fprintf(stderr, "Cannot showNodePath for (nil)\n");
 }
 
 #endif