Disable experimental natives when creating a start-up snapshot.

test/cctest/test-serialize.cc

 // Copyright 2007-2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 688 matching lines @@
       int b = CompileRun("b.length")->ToNumber(v8_isolate)->Int32Value();
       CHECK_EQ(100002, b);
     }
     DeleteArray(snapshot);
   }
   v8_isolate->Dispose();
 }
 
 
 TEST(PerIsolateSnapshotBlobs) {
-  // Disable experimental natives that are loaded after deserialization.
-  FLAG_harmony_shipping = false;
-  FlagList::EnforceFlagImplications();
-
   const char* source1 = "function f() { return 42; }";
   const char* source2 =
       "function f() { return g() * 2; }"
       "function g() { return 43; }";
 
   v8::StartupData data1 = v8::V8::CreateSnapshotDataBlob(source1);
   v8::StartupData data2 = v8::V8::CreateSnapshotDataBlob(source2);
 
   v8::Isolate::CreateParams params1;
   params1.snapshot_blob = &data1;
@@ skipping 19 matching lines @@
     delete[] data2.data;  // We can dispose of the snapshot blob now.
     v8::Context::Scope c_scope(context);
     CHECK_EQ(86, CompileRun("f()")->ToInt32(isolate2)->Int32Value());
     CHECK_EQ(43, CompileRun("g()")->ToInt32(isolate2)->Int32Value());
   }
   isolate2->Dispose();
 }
 
 
 TEST(PerIsolateSnapshotBlobsWithLocker) {
-  // Disable experimental natives that are loaded after deserialization.
-  FLAG_harmony_shipping = false;
-  FlagList::EnforceFlagImplications();
-
   v8::Isolate* isolate0 = v8::Isolate::New();
   {
     v8::Locker locker(isolate0);
     v8::Isolate::Scope i_scope(isolate0);
     v8::HandleScope h_scope(isolate0);
     v8::Local<v8::Context> context = v8::Context::New(isolate0);
     v8::Context::Scope c_scope(context);
     CHECK_EQ(1, CompileRun("Math.cos(0)")->ToInt32(isolate0)->Int32Value());
   }
   isolate0->Dispose();
@@ skipping 730 matching lines @@
     {
       DisallowCompilation no_compile(reinterpret_cast<Isolate*>(isolate2));
       script = v8::ScriptCompiler::CompileUnbound(
           isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache);
     }
     v8::Local<v8::Value> result = script->BindToCurrentContext()->Run();
     CHECK(result->ToString(isolate2)->Equals(v8_str("XY")));
   }
   isolate2->Dispose();
 }