Serialize builtins by referencing canonical ones.

test/cctest/test-compiler.cc

Index: test/cctest/test-compiler.cc
diff --git a/test/cctest/test-compiler.cc b/test/cctest/test-compiler.cc
index 8e629b44a7136ea38ee44468fc40c2beb5b73c56..c1aa18cea21a8b4f9740db1a87079aa0b50642f5 100644
--- a/test/cctest/test-compiler.cc
+++ b/test/cctest/test-compiler.cc
@@ -399,48 +399,6 @@ TEST(OptimizedCodeSharing) {
 }
 
 
-TEST(SerializeToplevel) {
-  FLAG_serialize_toplevel = true;
-  v8::HandleScope scope(CcTest::isolate());
-  v8::Local<v8::Context> context = CcTest::NewContext(PRINT_EXTENSION);
-  v8::Context::Scope context_scope(context);
-
-  const char* source1 = "1 + 1";
-  const char* source2 = "1 + 2";  // Use alternate string to verify caching.
-
-  Isolate* isolate = CcTest::i_isolate();
-  Handle<String> source1_string = isolate->factory()
-                                      ->NewStringFromUtf8(CStrVector(source1))
-                                      .ToHandleChecked();
-  Handle<String> source2_string = isolate->factory()
-                                      ->NewStringFromUtf8(CStrVector(source2))
-                                      .ToHandleChecked();
-
-  ScriptData* cache = NULL;
-
-  Handle<SharedFunctionInfo> orig =
-      Compiler::CompileScript(source1_string, Handle<String>(), 0, 0, false,
-                              Handle<Context>(isolate->native_context()), NULL,
-                              &cache, PRODUCE_CACHED_DATA, NOT_NATIVES_CODE);
-
-  Handle<SharedFunctionInfo> info =
-      Compiler::CompileScript(source2_string, Handle<String>(), 0, 0, false,
-                              Handle<Context>(isolate->native_context()), NULL,
-                              &cache, CONSUME_CACHED_DATA, NOT_NATIVES_CODE);
-
-  CHECK_NE(*orig, *info);
-  Handle<JSFunction> fun =
-      isolate->factory()->NewFunctionFromSharedFunctionInfo(
-          info, isolate->native_context());
-  Handle<JSObject> global(isolate->context()->global_object());
-  Handle<Object> result =
-      Execution::Call(isolate, fun, global, 0, NULL).ToHandleChecked();
-  CHECK_EQ(2, Handle<Smi>::cast(result)->value());
-
-  delete cache;
-}
-
-
 #ifdef ENABLE_DISASSEMBLER
 static Handle<JSFunction> GetJSFunction(v8::Handle<v8::Object> obj,
                                  const char* property_name) {