Simpler return value from HashTable::add()/HashMap::add() and others

Source/core/css/CSSValuePool.cpp

Index: Source/core/css/CSSValuePool.cpp
diff --git a/Source/core/css/CSSValuePool.cpp b/Source/core/css/CSSValuePool.cpp
index 55e78088584c95bbc815918b43a9c8abf96ac8d2..4e6e9f227dd6bbba515515613b6a7ed3e7c21e68 100644
--- a/Source/core/css/CSSValuePool.cpp
+++ b/Source/core/css/CSSValuePool.cpp
@@ -93,8 +93,8 @@ PassRefPtrWillBeRawPtr<CSSPrimitiveValue> CSSValuePool::createColorValue(unsigne
     RefPtrWillBeRawPtr<CSSPrimitiveValue> dummyValue;
     ColorValueCache::AddResult entry = m_colorValueCache.add(rgbValue, dummyValue);
     if (entry.isNewEntry)
-        entry.iterator->value = CSSPrimitiveValue::createColor(rgbValue);
-    return entry.iterator->value;
+        entry.storedValue->value = CSSPrimitiveValue::createColor(rgbValue);
+    return entry.storedValue->value;
 }
 
 PassRefPtrWillBeRawPtr<CSSPrimitiveValue> CSSValuePool::createValue(double value, CSSPrimitiveValue::UnitTypes type)
@@ -131,7 +131,7 @@ PassRefPtrWillBeRawPtr<CSSPrimitiveValue> CSSValuePool::createValue(const Length
 
 PassRefPtrWillBeRawPtr<CSSPrimitiveValue> CSSValuePool::createFontFamilyValue(const String& familyName)
 {
-    RefPtrWillBeMember<CSSPrimitiveValue>& value = m_fontFamilyValueCache.add(familyName, 0).iterator->value;
+    RefPtrWillBeMember<CSSPrimitiveValue>& value = m_fontFamilyValueCache.add(familyName, 0).storedValue->value;
     if (!value)
         value = CSSPrimitiveValue::create(familyName, CSSPrimitiveValue::CSS_STRING);
     return value;
@@ -144,7 +144,7 @@ PassRefPtrWillBeRawPtr<CSSValueList> CSSValuePool::createFontFaceValue(const Ato
     if (m_fontFaceValueCache.size() > maximumFontFaceCacheSize)
         m_fontFaceValueCache.clear();
 
-    RefPtrWillBeMember<CSSValueList>& value = m_fontFaceValueCache.add(string, 0).iterator->value;
+    RefPtrWillBeMember<CSSValueList>& value = m_fontFaceValueCache.add(string, 0).storedValue->value;
     if (!value)
         value = BisonCSSParser::parseFontFaceValue(string);
     return value;