Remove the warning message to inspector for dpi/dcm values

Source/core/css/MediaList.h

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2006, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  *
  * 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 16 matching lines @@
 #include "wtf/Forward.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class CSSRule;
 class CSSStyleSheet;
-class Document;
 class ExceptionState;
 class MediaList;
 class MediaQuery;
 
 class MediaQuerySet : public RefCountedWillBeGarbageCollected<MediaQuerySet> {
     DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(MediaQuerySet);
 public:
     static PassRefPtrWillBeRawPtr<MediaQuerySet> create()
     {
         return adoptRefWillBeNoop(new MediaQuerySet());
@@ skipping 63 matching lines @@
     MediaList(MediaQuerySet*, CSSStyleSheet* parentSheet);
     MediaList(MediaQuerySet*, CSSRule* parentRule);
 
     RefPtrWillBeMember<MediaQuerySet> m_mediaQueries;
     // Cleared in ~CSSStyleSheet destructor when oilpan is not enabled.
     RawPtrWillBeMember<CSSStyleSheet> m_parentStyleSheet;
     // Cleared in the ~CSSMediaRule and ~CSSImportRule destructors when oilpan is not enabled.
     RawPtrWillBeMember<CSSRule> m_parentRule;
 };
 
-// Adds message to inspector console whenever dpi or dpcm values are used for "screen" media.
-void reportMediaQueryWarningIfNeeded(Document*, const MediaQuerySet*);
-
 } // namespace blink
 
 #endif