UseCounter: Count usage of textarea[maxlength] and textarea[minlength]

third_party/WebKit/Source/core/html/HTMLTextAreaElement.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, 2010 Apple Inc. All rights reserved.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 23 matching lines @@
 #include "core/dom/StyleChangeReason.h"
 #include "core/dom/Text.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/editing/FrameSelection.h"
 #include "core/editing/iterators/TextIterator.h"
 #include "core/editing/spellcheck/SpellChecker.h"
 #include "core/events/BeforeTextInsertedEvent.h"
 #include "core/events/Event.h"
 #include "core/frame/FrameHost.h"
 #include "core/frame/LocalFrame.h"
+#include "core/frame/UseCounter.h"
 #include "core/html/FormData.h"
 #include "core/html/forms/FormController.h"
 #include "core/html/parser/HTMLParserIdioms.h"
 #include "core/html/shadow/ShadowElementNames.h"
 #include "core/html/shadow/TextControlInnerElements.h"
 #include "core/layout/LayoutTextControlMultiLine.h"
 #include "core/page/ChromeClient.h"
 #include "platform/text/PlatformLocale.h"
 #include "wtf/StdLibExtras.h"
 #include "wtf/text/StringBuilder.h"
@@ skipping 131 matching lines @@
         else
             wrap = SoftWrap;
         if (wrap != m_wrap) {
             m_wrap = wrap;
             if (LayoutObject* layoutObject = this->layoutObject())
                 layoutObject->setNeedsLayoutAndPrefWidthsRecalcAndFullPaintInvalidation(LayoutInvalidationReason::AttributeChanged);
         }
     } else if (name == accesskeyAttr) {
         // ignore for the moment
     } else if (name == maxlengthAttr) {
+        UseCounter::count(document(), UseCounter::TextAreaMaxLength);
         setNeedsValidityCheck();
     } else if (name == minlengthAttr) {
+        UseCounter::count(document(), UseCounter::TextAreaMinLength);
         setNeedsValidityCheck();
     } else {
         HTMLTextFormControlElement::parseAttribute(name, oldValue, value);
     }
 }
 
 LayoutObject* HTMLTextAreaElement::createLayoutObject(const ComputedStyle&)
 {
     return new LayoutTextControlMultiLine(this);
 }
@@ skipping 463 matching lines @@
 
 void HTMLTextAreaElement::copyNonAttributePropertiesFromElement(const Element& source)
 {
     const HTMLTextAreaElement& sourceElement = static_cast<const HTMLTextAreaElement&>(source);
     setValueCommon(sourceElement.value(), DispatchNoEvent, SetSeletion);
     m_isDirty = sourceElement.m_isDirty;
     HTMLTextFormControlElement::copyNonAttributePropertiesFromElement(source);
 }
 
 } // namespace blink