Initialize the memory allocated by Vector<IsPod<T>>

Source/wtf/VectorTraits.h

Index: Source/wtf/VectorTraits.h
diff --git a/Source/wtf/VectorTraits.h b/Source/wtf/VectorTraits.h
index d93fa516f38fc626a14484cd98b58941aa2f3df1..7716835a1b5c0033ff7e984f846eba86ac315932 100644
--- a/Source/wtf/VectorTraits.h
+++ b/Source/wtf/VectorTraits.h
@@ -36,7 +36,6 @@ namespace WTF {
     struct VectorTraitsBase
     {
         static const bool needsDestruction = !IsPod<T>::value;
-        static const bool needsInitialization = !IsPod<T>::value;
         static const bool canInitializeWithMemset = IsPod<T>::value;
         static const bool canMoveWithMemcpy = IsPod<T>::value;
         static const bool canCopyWithMemcpy = IsPod<T>::value;
@@ -79,7 +78,6 @@ namespace WTF {
         typedef VectorTraits<Second> SecondTraits;
 
         static const bool needsDestruction = FirstTraits::needsDestruction || SecondTraits::needsDestruction;
-        static const bool needsInitialization = FirstTraits::needsInitialization || SecondTraits::needsInitialization;
         static const bool canInitializeWithMemset = FirstTraits::canInitializeWithMemset && SecondTraits::canInitializeWithMemset;
         static const bool canMoveWithMemcpy = FirstTraits::canMoveWithMemcpy && SecondTraits::canMoveWithMemcpy;
         static const bool canCopyWithMemcpy = FirstTraits::canCopyWithMemcpy && SecondTraits::canCopyWithMemcpy;