Always invoke C++ ArrayPush builtin.

test/cctest/test-serialize.cc

Index: test/cctest/test-serialize.cc
diff --git a/test/cctest/test-serialize.cc b/test/cctest/test-serialize.cc
index dae025e473f78f9b6d07c197d15ab776e2dea399..6795d22f5514ffa282ee2bed69aa1eff76a5290e 100644
--- a/test/cctest/test-serialize.cc
+++ b/test/cctest/test-serialize.cc
@@ -283,7 +283,6 @@ static void SanityCheck() {
 #endif
   CHECK(Top::global()->IsJSObject());
   CHECK(Top::global_context()->IsContext());
-  CHECK(Top::special_function_table()->IsFixedArray());
   CHECK(Heap::symbol_table()->IsSymbolTable());
   CHECK(!Factory::LookupAsciiSymbol("Empty")->IsFailure());
 }