INPUT/TEXTAREA elements: Dispatch 'select' event only if text selection is changed.

third_party/WebKit/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.
@@ skipping 1053 matching lines @@
     exceptionState.throwDOMException(InvalidStateError,
                                      "This input element accepts a filename, "
                                      "which may only be programmatically set "
                                      "to the empty string.");
     return;
   }
   setValue(value, eventBehavior);
 }
 
 void HTMLInputElement::setValue(const String& value,
-                                TextFieldEventBehavior eventBehavior) {
+                                TextFieldEventBehavior eventBehavior,
+                                TextControlSetValueSelection selection) {
   m_inputType->warnIfValueIsInvalidAndElementIsVisible(value);
   if (!m_inputType->canSetValue(value))
     return;
 
   EventQueueScope scope;
   String sanitizedValue = sanitizeValue(value);
   bool valueChanged = sanitizedValue != this->value();
 
   setLastChangeWasNotUserEdit();
   m_needsToUpdateViewValue = true;
   // Prevent TextFieldInputType::setValue from using the suggested value.
   m_suggestedValue = String();
 
-  m_inputType->setValue(sanitizedValue, valueChanged, eventBehavior);
+  m_inputType->setValue(sanitizedValue, valueChanged, eventBehavior, selection);
   m_inputTypeView->didSetValue(sanitizedValue, valueChanged);
 
   if (valueChanged)
     notifyFormStateChanged();
 }
 
 void HTMLInputElement::setNonAttributeValue(const String& sanitizedValue) {
   // This is a common code for ValueMode::kValue.
   DCHECK_EQ(m_inputType->valueMode(), ValueMode::kValue);
   m_nonAttributeValue = sanitizedValue;
@@ skipping 780 matching lines @@
 
 bool HTMLInputElement::hasFallbackContent() const {
   return m_inputTypeView->hasFallbackContent();
 }
 
 void HTMLInputElement::setFilesFromPaths(const Vector<String>& paths) {
   return m_inputType->setFilesFromPaths(paths);
 }
 
 }  // namespace blink