Removing LookupTransition from LookupRealNamedProperty and related utility functions.

src/stub-cache.cc

Index: src/stub-cache.cc
diff --git a/src/stub-cache.cc b/src/stub-cache.cc
index 9adf3cb6a028b9408de7aa3b1049164eafdadfa4..b118b360fce8ce0fc9002dcef4e2f75926b56b0a 100644
--- a/src/stub-cache.cc
+++ b/src/stub-cache.cc
@@ -1361,11 +1361,8 @@ void StubCompiler::LookupPostInterceptor(Handle<JSObject> holder,
                                          Handle<String> name,
                                          LookupResult* lookup) {
   holder->LocalLookupRealNamedProperty(*name, lookup);
-  if (lookup->IsProperty()) return;
-
-  lookup->NotFound();
+  if (lookup->IsFound()) return;
   if (holder->GetPrototype()->IsNull()) return;
-
   holder->GetPrototype()->Lookup(*name, lookup);
 }