Add SMIL deprecation warning

Source/core/svg/animation/SVGSMILElement.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 296 matching lines @@
     resolveFirstInterval();
 }
 
 Node::InsertionNotificationRequest SVGSMILElement::insertedInto(ContainerNode* rootParent)
 {
     SVGElement::insertedInto(rootParent);
 
     if (!rootParent->inDocument())
         return InsertionDone;
 
-    UseCounter::count(document(), UseCounter::SVGSMILElementInDocument);
+    UseCounter::countDeprecation(document(), UseCounter::SVGSMILElementInDocument);
 
     setAttributeName(constructQualifiedName(this, fastGetAttribute(SVGNames::attributeNameAttr)));
     SVGSVGElement* owner = ownerSVGElement();
     if (!owner)
         return InsertionDone;
 
     m_timeContainer = owner->timeContainer();
     ASSERT(m_timeContainer);
     m_timeContainer->setDocumentOrderIndexesDirty();
 
@@ skipping 1026 matching lines @@
     visitor->trace(m_targetElement);
     visitor->trace(m_timeContainer);
     visitor->trace(m_conditions);
     visitor->trace(m_syncBaseDependents);
 #endif
     SVGElement::trace(visitor);
     SVGTests::trace(visitor);
 }
 
 } // namespace blink