base: Change DCHECK_IS_ON to a macro DCHECK_IS_ON().

content/common/gpu/media/gpu_video_decode_accelerator.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/common/gpu/media/gpu_video_decode_accelerator.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 44 matching lines @@
   if (!stub->decoder()->MakeCurrent()) {
     DLOG(ERROR) << "Failed to MakeCurrent()";
     return false;
   }
 
   return true;
 }
 
 // DebugAutoLock works like AutoLock but only acquires the lock when
 // DCHECK is on.
-#if DCHECK_IS_ON
+#if !DCHECK_IS_OFF
 typedef base::AutoLock DebugAutoLock;
 #else
 class DebugAutoLock {
  public:
   explicit DebugAutoLock(base::Lock&) {}
 };
 #endif
 
 class GpuVideoDecodeAccelerator::MessageFilter : public IPC::MessageFilter {
  public:
@@ skipping 438 matching lines @@
   return stub_->channel()->Send(message);
 }
 
 void GpuVideoDecodeAccelerator::SendCreateDecoderReply(IPC::Message* message,
                                                        bool succeeded) {
   GpuCommandBufferMsg_CreateVideoDecoder::WriteReplyParams(message, succeeded);
   Send(message);
 }
 
 }  // namespace content