Autofill/rAc: dispatch "input" events when changing text contents of <textarea>,

Source/core/html/HTMLInputElement.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.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2012 Samsung Electronics. All rights reserved.
@@ skipping 839 matching lines @@
 bool HTMLInputElement::isTextType() const
 {
     return m_inputType->isTextType();
 }
 
 void HTMLInputElement::setChecked(bool nowChecked, TextFieldEventBehavior eventBehavior)
 {
     if (checked() == nowChecked)
         return;
 
+    RefPtr<HTMLInputElement> protector(this);
     m_reflectsCheckedAttribute = false;
     m_isChecked = nowChecked;
     setNeedsStyleRecalc(SubtreeStyleChange);
 
     if (RadioButtonGroupScope* scope = radioButtonGroupScope())
         scope->updateCheckedState(this);
     if (renderer() && renderer()->style()->hasAppearance())
         RenderTheme::theme().stateChanged(renderer(), CheckedState);
 
     setNeedsValidityCheck();
 
     // Ideally we'd do this from the render tree (matching
     // RenderTextView), but it's not possible to do it at the moment
     // because of the way the code is structured.
     if (renderer()) {
         if (AXObjectCache* cache = renderer()->document().existingAXObjectCache())
             cache->checkedStateChanged(this);
     }
 
     // Only send a change event for items in the document (avoid firing during
     // parsing) and don't send a change event for a radio button that's getting
     // unchecked to match other browsers. DOM is not a useful standard for this
     // because it says only to fire change events at "lose focus" time, which is
     // definitely wrong in practice for these types of elements.
     if (eventBehavior != DispatchNoEvent && inDocument() && m_inputType->shouldSendChangeEventAfterCheckedChanged()) {
         setTextAsOfLastFormControlChangeEvent(String());
+        if (eventBehavior == DispatchInputAndChangeEvent)
+            dispatchFormControlInputEvent();
         dispatchFormControlChangeEvent();
     }
 
     didAffectSelector(AffectedSelectorChecked);
 }
 
 void HTMLInputElement::setIndeterminate(bool newValue)
 {
     if (indeterminate() == newValue)
         return;
@@ skipping 982 matching lines @@
 }
 
 #if ENABLE(INPUT_MULTIPLE_FIELDS_UI)
 PassRefPtr<RenderStyle> HTMLInputElement::customStyleForRenderer()
 {
     return m_inputTypeView->customStyleForRenderer(originalStyleForRenderer());
 }
 #endif
 
 } // namespace