Fix remaining issues in the custom snapshot.

test/cctest/test-heap.cc

 // Copyright 2012 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 5071 matching lines @@
   Handle<GlobalObject> global(CcTest::i_isolate()->context()->global_object());
   Handle<JSArray> array = factory->NewJSArray(2);
 
   Handle<String> name = factory->InternalizeUtf8String("testArray");
   JSReceiver::SetProperty(global, name, array, SLOPPY).Check();
   CompileRun("testArray[0] = 1; testArray[1] = 2; testArray.shift();");
   heap->CollectGarbage(OLD_POINTER_SPACE);
 }
 
 
+TEST(NumberStringCacheSize) {
+  CcTest::InitializeVM();
+  Isolate* isolate = CcTest::i_isolate();
+  Heap* heap = isolate->heap();
+  // Test that the number-string cache has not been resized.
+  CHECK_EQ(TestHeap::kInitialNumberStringCacheSize * 2,
+           heap->number_string_cache()->length());
+}
+
+
 #ifdef DEBUG
 TEST(PathTracer) {
   CcTest::InitializeVM();
   v8::HandleScope scope(CcTest::isolate());
 
   v8::Local<v8::Value> result = CompileRun("'abc'");
   Handle<Object> o = v8::Utils::OpenHandle(*result);
   CcTest::i_isolate()->heap()->TracePathToObject(*o);
 }
 #endif  // DEBUG