27   DCHECK(result == current->limit);  in Extend()
39     Object** limit = &impl->blocks()->last()[kHandleBlockSize];  in Extend()  local
40     if (current->limit != limit) {  in Extend()
41       current->limit = limit;  in Extend()
42       DCHECK(limit - current->next < kHandleBlockSize);  in Extend()
48   if (result == current->limit) {  in Extend()
54     current->limit = &result[kHandleBlockSize];  in Extend()
63   isolate->handle_scope_implementer()->DeleteExtensions(current->limit);  in DeleteExtensions()
88   return reinterpret_cast<Address>(&isolate->handle_scope_data()->limit);  in current_limit_address()
98   DCHECK(data->limit == &impl_->blocks()->last()[kHandleBlockSize]);  in DeferredHandleScope()
105   prev_limit_ = data->limit;  in DeferredHandleScope()
108   data->limit = new_limit;  in DeferredHandleScope()
123   data->limit = prev_limit_;  in Detach()