Remove ASSERT_UNUSED

third_party/WebKit/Source/core/layout/LayoutThemeMac.mm

 /*
  * Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Google, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 46 matching lines @@
 
 - (id)initWithTheme:(blink::LayoutTheme*)theme {
   if (!(self = [super init]))
     return nil;
 
   _theme = theme;
   return self;
 }
 
 - (void)systemColorsDidChange:(NSNotification*)unusedNotification {
-  ASSERT_UNUSED(unusedNotification,
-                [[unusedNotification name]
-                    isEqualToString:NSSystemColorsDidChangeNotification]);
+  DCHECK([[unusedNotification name]
+      isEqualToString:NSSystemColorsDidChangeNotification]);
   _theme->platformColorsDidChange();
 }
 
 @end
 
 @interface NSTextFieldCell (WKDetails)
 - (CFDictionaryRef)_coreUIDrawOptionsWithFrame:(NSRect)cellFrame
                                         inView:(NSView*)controlView
                                   includeFocus:(BOOL)includeFocus;
 @end
@@ skipping 1025 matching lines @@
 }
 
 bool LayoutThemeMac::shouldUseFallbackTheme(const ComputedStyle& style) const {
   ControlPart part = style.appearance();
   if (part == CheckboxPart || part == RadioPart)
     return style.effectiveZoom() != 1;
   return false;
 }
 
 }  // namespace blink