INPUT element: Do not dispatch events in detachLayoutTree().

third_party/WebKit/Source/core/html/forms/ColorInputType.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 184 matching lines @@
   if (element().isDisabledFormControl() || color == valueAsColor())
     return;
   EventQueueScope scope;
   element().setValueFromRenderer(color.serialized());
   element().updateView();
   if (!LayoutTheme::theme().isModalColorChooser())
     element().dispatchFormControlChangeEvent();
 }
 
 void ColorInputType::didEndChooser() {
-  EventQueueScope scope;
   if (LayoutTheme::theme().isModalColorChooser())
-    element().dispatchFormControlChangeEvent();
+    element().enqueueChangeEvent();
   m_chooser.clear();
 }
 
 void ColorInputType::endColorChooser() {
   if (m_chooser)
     m_chooser->endChooser();
 }
 
 void ColorInputType::updateView() {
   HTMLElement* colorSwatch = shadowColorSwatch();
@@ skipping 49 matching lines @@
 
 AXObject* ColorInputType::popupRootAXObject() {
   return m_chooser ? m_chooser->rootAXObject() : nullptr;
 }
 
 ColorChooserClient* ColorInputType::colorChooserClient() {
   return this;
 }
 
 }  // namespace blink