Remove fetching stylesheets with unsupported type

third_party/WebKit/Source/core/html/HTMLLinkElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Rob Buis (rwlbuis@gmail.com)
  * Copyright (C) 2011 Google 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
@@ skipping 703 matching lines @@
             return;
         if (!document().contentSecurityPolicy()->allowImageFromSource(builder.url()))
             return;
         if (document().frame() && document().frame()->loader().client())
             document().frame()->loader().client()->dispatchDidChangeIcons(m_owner->relAttribute().iconType());
     }
 
     if (!m_owner->loadLink(type, as, builder.url()))
         return;
 
-    if (m_disabledState != Disabled && m_owner->relAttribute().isStyleSheet() && shouldLoadResource() && builder.url().isValid()) {
-        if (!styleSheetTypeIsSupported(type))
-            UseCounter::countDeprecation(document(), UseCounter::NonCSSStyleSheetType);
-
+    if (m_disabledState != Disabled && m_owner->relAttribute().isStyleSheet() && styleSheetTypeIsSupported(type) && shouldLoadResource() && builder.url().isValid()) {
         if (resource()) {
             removePendingSheet();
             clearResource();
             clearFetchFollowingCORS();
         }
 
         if (!m_owner->shouldLoadLink())
             return;
 
         m_loading = true;
@@ skipping 51 matching lines @@
 }
 
 DEFINE_TRACE(LinkStyle)
 {
     visitor->trace(m_sheet);
     LinkResource::trace(visitor);
     ResourceOwner<StyleSheetResource>::trace(visitor);
 }
 
 } // namespace blink