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

Source/core/svg/properties/SVGAttributeToPropertyMap.cpp

Index: Source/core/svg/properties/SVGAttributeToPropertyMap.cpp
diff --git a/Source/core/svg/properties/SVGAttributeToPropertyMap.cpp b/Source/core/svg/properties/SVGAttributeToPropertyMap.cpp
index cabeb2245d03c5b3070aaa27cec389e3ff7895d9..a483d41418231adda830c6d835c6a69578367189 100644
--- a/Source/core/svg/properties/SVGAttributeToPropertyMap.cpp
+++ b/Source/core/svg/properties/SVGAttributeToPropertyMap.cpp
@@ -118,13 +118,13 @@ SVGAttributeToPropertyMap::PropertiesVector* SVGAttributeToPropertyMap::getOrCre
 {
     ASSERT(attributeName != anyQName());
     AttributeToPropertiesMap::AddResult addResult = m_map.add(attributeName, PassOwnPtr<PropertiesVector>());
-    PropertiesVector* vector = addResult.iterator->value.get();
+    PropertiesVector* vector = addResult.storedValue->value.get();
     if (addResult.isNewEntry) {
         ASSERT(!vector);
-        vector = (addResult.iterator->value = adoptPtr(new PropertiesVector)).get();
+        vector = (addResult.storedValue->value = adoptPtr(new PropertiesVector)).get();
     }
     ASSERT(vector);
-    ASSERT(addResult.iterator->value.get() == vector);
+    ASSERT(addResult.storedValue->value.get() == vector);
     return vector;
 }