Update V8 to r3121 as required for WebKit update.

Change-Id: Ic53e0aef9a9eb9b71ee7d25a8aef61520bba899c
diff --git a/test/cctest/test-serialize.cc b/test/cctest/test-serialize.cc
index 6939a80..db37eb3 100644
--- a/test/cctest/test-serialize.cc
+++ b/test/cctest/test-serialize.cc
@@ -286,3 +286,22 @@
   v8::Local<v8::Value> value = script->Run();
   CHECK(value->IsUndefined());
 }
+
+
+extern "C" void V8_Fatal(const char* file, int line, const char* format, ...);
+
+
+TEST(TestThatAlwaysSucceeds) {
+}
+
+
+TEST(TestThatAlwaysFails) {
+  bool ArtificialFailure = false;
+  CHECK(ArtificialFailure);
+}
+
+
+DEPENDENT_TEST(DependentTestThatAlwaysFails, TestThatAlwaysSucceeds) {
+  bool ArtificialFailure2 = false;
+  CHECK(ArtificialFailure2);
+}