Replace ASSERT with DCHECK in core/svg/

third_party/WebKit/Source/core/svg/SVGString.cpp

 /*
  * Copyright (C) Research In Motion Limited 2011. 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,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 16 matching lines @@
   NOTREACHED();
 }
 
 void SVGString::calculateAnimatedValue(SVGAnimationElement* animationElement,
                                        float percentage,
                                        unsigned repeatCount,
                                        SVGPropertyBase* from,
                                        SVGPropertyBase* to,
                                        SVGPropertyBase*,
                                        SVGElement*) {
-  ASSERT(animationElement);
+  DCHECK(animationElement);
 
   String fromString = toSVGString(from)->m_value;
   String toString = toSVGString(to)->m_value;
 
   animationElement->animateDiscreteType<String>(percentage, fromString,
                                                 toString, m_value);
 }
 
 float SVGString::calculateDistance(SVGPropertyBase*, SVGElement*) {
   // No paced animations for strings.
   return -1;
 }
 
 }  // namespace blink