Simplify feedback vector creation and store in SharedFunctionInfo.

src/objects-debug.cc

Index: src/objects-debug.cc
diff --git a/src/objects-debug.cc b/src/objects-debug.cc
index 5800e3c5f2605c5b9f3174a7daff1dd4748a4ad3..eaf394366ebdd9a70b9b809be984e8b322cb470b 100644
--- a/src/objects-debug.cc
+++ b/src/objects-debug.cc
@@ -385,7 +385,6 @@ void PolymorphicCodeCache::PolymorphicCodeCacheVerify() {
 void TypeFeedbackInfo::TypeFeedbackInfoVerify() {
   VerifyObjectField(kStorage1Offset);
   VerifyObjectField(kStorage2Offset);
-  VerifyHeapPointer(feedback_vector());
 }
 
 
@@ -566,6 +565,7 @@ void SharedFunctionInfo::SharedFunctionInfoVerify() {
   VerifyObjectField(kNameOffset);
   VerifyObjectField(kCodeOffset);
   VerifyObjectField(kOptimizedCodeMapOffset);
+  VerifyObjectField(kFeedbackVectorOffset);
   VerifyObjectField(kScopeInfoOffset);
   VerifyObjectField(kInstanceClassNameOffset);
   VerifyObjectField(kFunctionDataOffset);