Make CreationContext() not crash when there is no creation context.

test/cctest/test-api.cc

Index: test/cctest/test-api.cc
diff --git a/test/cctest/test-api.cc b/test/cctest/test-api.cc
index 74f67d1910e656f1fee4fd852b47dad04f664cb7..21892f86d1b2a1a3c1690de783d35fa3f867a1ed 100644
--- a/test/cctest/test-api.cc
+++ b/test/cctest/test-api.cc
@@ -25974,7 +25974,7 @@ TEST(ObjectTemplatePerContextIntrinsics) {
       object->Get(env.local(), v8_str("values")).ToLocalChecked());
   auto fn = i::Handle<i::JSFunction>::cast(v8::Utils::OpenHandle(*values));
   auto ctx = v8::Utils::OpenHandle(*env.local());
-  CHECK_EQ(fn->GetCreationContext(), *ctx);
+  CHECK_EQ(*fn->GetCreationContext(), *ctx);
 
   {
     LocalContext env2;
@@ -25990,7 +25990,7 @@ TEST(ObjectTemplatePerContextIntrinsics) {
         object2->Get(env2.local(), v8_str("values")).ToLocalChecked());
     auto fn2 = i::Handle<i::JSFunction>::cast(v8::Utils::OpenHandle(*values2));
     auto ctx2 = v8::Utils::OpenHandle(*env2.local());
-    CHECK_EQ(fn2->GetCreationContext(), *ctx2);
+    CHECK_EQ(*fn2->GetCreationContext(), *ctx2);
   }
 }