Track reasons for |Node::SetNeedsStyleRecalc|

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 637 matching lines @@
                 m_autocomplete = Uninitialized;
             else
                 m_autocomplete = On;
         }
     } else if (name == typeAttr)
         updateType();
     else if (name == valueAttr) {
         // We only need to setChanged if the form is looking at the default value right now.
         if (!hasDirtyValue()) {
             updatePlaceholderVisibility(false);
-            setNeedsStyleRecalc(SubtreeStyleChange);
+            setNeedsStyleRecalc(SubtreeStyleChange, StyleChangeReasonForTracing::fromAttribute(valueAttr));
         }
         m_needsToUpdateViewValue = true;
         setNeedsValidityCheck();
         m_valueAttributeWasUpdatedAfterParsing = !m_parsingInProgress;
         m_inputType->warnIfValueIsInvalidAndElementIsVisible(value);
         m_inputTypeView->valueAttributeChanged();
     } else if (name == checkedAttr) {
         // Another radio button in the same group might be checked by state
         // restore. We shouldn't call setChecked() even if this has the checked
         // attribute. So, delay the setChecked() call until
@@ skipping 19 matching lines @@
     } else if (name == onsearchAttr) {
         // Search field and slider attributes all just cause updateFromElement to be called through style recalcing.
         setAttributeEventListener(EventTypeNames::search, createAttributeEventListener(this, name, value, eventParameterName()));
     } else if (name == resultsAttr) {
         int oldResults = m_maxResults;
         m_maxResults = !value.isNull() ? std::min(value.toInt(), maxSavedResults) : -1;
         // FIXME: Detaching just for maxResults change is not ideal.  We should figure out the right
         // time to relayout for this change.
         if (m_maxResults != oldResults && (m_maxResults <= 0 || oldResults <= 0))
             lazyReattachIfAttached();
-        setNeedsStyleRecalc(SubtreeStyleChange);
+        setNeedsStyleRecalc(SubtreeStyleChange, StyleChangeReasonForTracing::fromAttribute(resultsAttr));
         UseCounter::count(document(), UseCounter::ResultsAttribute);
     } else if (name == incrementalAttr) {
-        setNeedsStyleRecalc(SubtreeStyleChange);
+        setNeedsStyleRecalc(SubtreeStyleChange, StyleChangeReasonForTracing::fromAttribute(incrementalAttr));
         UseCounter::count(document(), UseCounter::IncrementalAttribute);
     } else if (name == minAttr) {
         m_inputTypeView->minOrMaxAttributeChanged();
         m_inputType->sanitizeValueInResponseToMinOrMaxAttributeChange();
         setNeedsValidityCheck();
         UseCounter::count(document(), UseCounter::MinAttribute);
     } else if (name == maxAttr) {
         m_inputTypeView->minOrMaxAttributeChanged();
         setNeedsValidityCheck();
         UseCounter::count(document(), UseCounter::MaxAttribute);
@@ skipping 240 matching lines @@
 {
     return m_suggestedValue;
 }
 
 void HTMLInputElement::setSuggestedValue(const String& value)
 {
     if (!m_inputType->canSetSuggestedValue())
         return;
     m_needsToUpdateViewValue = true;
     m_suggestedValue = sanitizeValue(value);
-    setNeedsStyleRecalc(SubtreeStyleChange);
+    setNeedsStyleRecalc(SubtreeStyleChange, StyleChangeReasonForTracing::create(StyleChangeReason::ControlValue));
     m_inputTypeView->updateView();
 }
 
 void HTMLInputElement::setEditingValue(const String& value)
 {
     if (!renderer() || !isTextField())
         return;
     setInnerEditorValue(value);
     subtreeHasChanged();
 
@@ skipping 613 matching lines @@
 {
     int maxLength;
     if (!parseHTMLInteger(value, maxLength))
         maxLength = maximumLength;
     if (maxLength < 0 || maxLength > maximumLength)
         maxLength = maximumLength;
     int oldMaxLength = m_maxLength;
     m_maxLength = maxLength;
     if (oldMaxLength != maxLength)
         updateValueIfNeeded();
-    setNeedsStyleRecalc(SubtreeStyleChange);
+    setNeedsStyleRecalc(SubtreeStyleChange, StyleChangeReasonForTracing::fromAttribute(maxlengthAttr));
     setNeedsValidityCheck();
 }
 
 void HTMLInputElement::updateValueIfNeeded()
 {
     String newValue = sanitizeValue(m_valueIfDirty);
     ASSERT(!m_valueIfDirty.isNull() || newValue.isNull());
     if (newValue != m_valueIfDirty)
         setValue(newValue);
 }
@@ skipping 197 matching lines @@
 {
     listAttributeTargetChanged();
 }
 
 AXObject* HTMLInputElement::popupRootAXObject()
 {
     return m_inputTypeView->popupRootAXObject();
 }
 
 } // namespace