Kiss goodbye to MaybeObject.

test/cctest/cctest.h

Index: test/cctest/cctest.h
diff --git a/test/cctest/cctest.h b/test/cctest/cctest.h
index b85f462fc57bb73a020db3d63612139f6b791c39..36e1b96ebfce0ff2f1bfd5f12e5ae4f81eaf6dec 100644
--- a/test/cctest/cctest.h
+++ b/test/cctest/cctest.h
@@ -415,8 +415,10 @@ static inline void SimulateFullSpace(v8::internal::NewSpace* space) {
   int new_linear_size = static_cast<int>(
       *space->allocation_limit_address() - *space->allocation_top_address());
   if (new_linear_size == 0) return;
-  v8::internal::MaybeObject* maybe = space->AllocateRaw(new_linear_size);
-  v8::internal::FreeListNode* node = v8::internal::FreeListNode::cast(maybe);
+  v8::internal::AllocationResult allocation =
+      space->AllocateRaw(new_linear_size);
+  v8::internal::FreeListNode* node =
+      v8::internal::FreeListNode::cast(allocation.ToObjectChecked());
   node->set_size(space->heap(), new_linear_size);
 }