Simpler return value of HashTable::add/HashMap:add and others

Source/core/css/RuleFeature.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
@@ skipping 142 matching lines @@
     if (metadata.foundSiblingSelector)
         siblingRules.append(RuleFeature(ruleData.rule(), ruleData.selectorIndex(), ruleData.hasDocumentSecurityOrigin()));
     if (ruleData.containsUncommonAttributeSelector())
         uncommonAttributeRules.append(RuleFeature(ruleData.rule(), ruleData.selectorIndex(), ruleData.hasDocumentSecurityOrigin()));
 }
 
 DescendantInvalidationSet& RuleFeatureSet::ensureClassInvalidationSet(const AtomicString& className)
 {
     InvalidationSetMap::AddResult addResult = m_classInvalidationSets.add(className, 0);
     if (addResult.isNewEntry)
-        addResult.iterator->value = DescendantInvalidationSet::create();
-    return *addResult.iterator->value;
+        addResult.storedValue->value = DescendantInvalidationSet::create();
+    return *addResult.storedValue->value;
 }
 
 void RuleFeatureSet::collectFeaturesFromSelector(const CSSSelector& selector)
 {
     collectFeaturesFromSelector(selector, m_metadata);
 }
 
 void RuleFeatureSet::collectFeaturesFromSelector(const CSSSelector& selector, RuleFeatureSet::FeatureMetadata& metadata)
 {
     unsigned maxDirectAdjacentSelectors = 0;
@@ skipping 152 matching lines @@
     if (DescendantInvalidationSet* invalidationSet = m_classInvalidationSets.get(className)) {
         ensurePendingInvalidationList(element).append(invalidationSet);
         element->setNeedsStyleInvalidation();
     }
 }
 
 RuleFeatureSet::InvalidationList& RuleFeatureSet::ensurePendingInvalidationList(Element* element)
 {
     PendingInvalidationMap::AddResult addResult = m_pendingInvalidationMap.add(element, 0);
     if (addResult.isNewEntry)
-        addResult.iterator->value = new InvalidationList;
-    return *addResult.iterator->value;
+        addResult.storedValue->value = new InvalidationList;
+    return *addResult.storedValue->value;
 }
 
 void RuleFeatureSet::computeStyleInvalidation(Document& document)
 {
     Vector<AtomicString> invalidationClasses;
     if (Element* documentElement = document.documentElement()) {
         if (documentElement->childNeedsStyleInvalidation()) {
             invalidateStyleForClassChange(documentElement, invalidationClasses, false);
         }
     }
@@ skipping 64 matching lines @@
 
     if (thisElementNeedsStyleRecalc)
         element->setNeedsStyleRecalc(LocalStyleChange);
 
     invalidationClasses.remove(oldSize, invalidationClasses.size() - oldSize);
     element->clearChildNeedsStyleInvalidation();
     return thisElementNeedsStyleRecalc;
 }
 
 } // namespace WebCore