base: Change DCHECK_IS_ON to a macro DCHECK_IS_ON().

content/renderer/gpu/queue_message_swap_promise.h

Index: content/renderer/gpu/queue_message_swap_promise.h
diff --git a/content/renderer/gpu/queue_message_swap_promise.h b/content/renderer/gpu/queue_message_swap_promise.h
index 4094b1b96ec7a41a3475525b5985b008602a67ed..3e754ba6518138637d389a10b78249342813b5ea 100644
--- a/content/renderer/gpu/queue_message_swap_promise.h
+++ b/content/renderer/gpu/queue_message_swap_promise.h
@@ -37,7 +37,7 @@ class QueueMessageSwapPromise : public cc::SwapPromise {
   scoped_refptr<IPC::SyncMessageFilter> message_sender_;
   scoped_refptr<content::FrameSwapMessageQueue> message_queue_;
   int source_frame_number_;
-#if DCHECK_IS_ON
+#if !DCHECK_IS_OFF
   bool completed_;
 #endif
 };