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(StyleChangeReasonForTracing::fromAttribute(valueAttr), SubtreeStyleChange);
         }
         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(StyleChangeReasonForTracing::fromAttribute(resultsAttr), SubtreeStyleChange);
         UseCounter::count(document(), UseCounter::ResultsAttribute);
     } else if (name == incrementalAttr) {
-        setNeedsStyleRecalc(SubtreeStyleChange);
+        setNeedsStyleRecalc(StyleChangeReasonForTracing::fromAttribute(incrementalAttr), SubtreeStyleChange);
         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 124 matching lines @@
 bool HTMLInputElement::isTextField() const
 {
     return m_inputType->isTextField();
 }
 
 void HTMLInputElement::setChecked(bool nowChecked, TextFieldEventBehavior eventBehavior)
 {
     if (checked() == nowChecked)
         return;
 
+    const StyleChangeReasonForTracing styleChangeReason = StyleChangeReasonForTracing::createWithExtraData(StyleChangeReason::PseudoClass, StyleChangeExtraData::Checked);
     RefPtrWillBeRawPtr<HTMLInputElement> protector(this);
     m_reflectsCheckedAttribute = false;
     m_isChecked = nowChecked;
-    setNeedsStyleRecalc(SubtreeStyleChange);
+    setNeedsStyleRecalc(styleChangeReason, SubtreeStyleChange);
 
     if (RadioButtonGroupScope* scope = radioButtonGroupScope())
         scope->updateCheckedState(this);
     if (renderer() && renderer()->style()->hasAppearance())
         RenderTheme::theme().stateChanged(renderer(), CheckedControlState);
 
     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);
+    didAffectSelector(styleChangeReason, AffectedSelectorChecked);
 }
 
 void HTMLInputElement::setIndeterminate(bool newValue)
 {
     if (indeterminate() == newValue)
         return;
 
     m_isIndeterminate = newValue;
 
-    didAffectSelector(AffectedSelectorIndeterminate);
+    didAffectSelector(StyleChangeReasonForTracing::createWithExtraData(StyleChangeReason::PseudoClass, StyleChangeExtraData::Indeterminate), AffectedSelectorIndeterminate);
 
     if (renderer() && renderer()->style()->hasAppearance())
         RenderTheme::theme().stateChanged(renderer(), CheckedControlState);
 }
 
 int HTMLInputElement::size() const
 {
     return m_size;
 }
 
@@ skipping 54 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(StyleChangeReasonForTracing::create(StyleChangeReason::ControlValue), SubtreeStyleChange);
     m_inputTypeView->updateView();
 }
 
 void HTMLInputElement::setEditingValue(const String& value)
 {
     if (!renderer() || !isTextField())
         return;
     setInnerEditorValue(value);
     subtreeHasChanged();
 
@@ skipping 609 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(StyleChangeReasonForTracing::fromAttribute(maxlengthAttr), SubtreeStyleChange);
     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