if ((table->NumberOfDeletedElements() << 1) > table->NumberOfElements()) {

table->Rehash(isolate->factory()->undefined_value());

}

// If we're out of luck, we didn't get a GC recently, and so rehashing

// isn't enough to avoid a crash.

int nof = table->NumberOfElements() + 1;

if (!table->HasSufficientCapacity(nof)) {

int capacity = ObjectHashTable::ComputeCapacity(nof * 2);

if (capacity > ObjectHashTable::kMaxCapacity) {

for (size_t i = 0; i < 2; ++i) {

isolate->heap()->CollectAllGarbage(

Heap::kFinalizeIncrementalMarkingMask, "full object hash table");

}

table->Rehash(isolate->factory()->undefined_value());

}

}

// Check whether the hash table should be extended.

table = EnsureCapacity(table, 1, key);