Replace ASSERT with DCHECK in core/svg/

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

Index: third_party/WebKit/Source/core/svg/SVGAnimateMotionElement.cpp
diff --git a/third_party/WebKit/Source/core/svg/SVGAnimateMotionElement.cpp b/third_party/WebKit/Source/core/svg/SVGAnimateMotionElement.cpp
index 5b83ba0cd2d796a19a1be9b6e6812e294feabc73..c6afff43dba7b3c63d9fb03039ae880ad79f9766 100644
--- a/third_party/WebKit/Source/core/svg/SVGAnimateMotionElement.cpp
+++ b/third_party/WebKit/Source/core/svg/SVGAnimateMotionElement.cpp
@@ -227,7 +227,7 @@ void SVGAnimateMotionElement::calculateAnimatedValue(float percentage,
     return;
   }
 
-  ASSERT(!m_animationPath.isEmpty());
+  DCHECK(!m_animationPath.isEmpty());
 
   float positionOnPath = m_animationPath.length() * percentage;
   FloatPoint position;
@@ -266,7 +266,7 @@ void SVGAnimateMotionElement::applyResultsToTarget() {
   const HeapHashSet<WeakMember<SVGElement>>& instances =
       targetElement->instancesForElement();
   for (SVGElement* shadowTreeElement : instances) {
-    ASSERT(shadowTreeElement);
+    DCHECK(shadowTreeElement);
     AffineTransform* transform = shadowTreeElement->animateMotionTransform();
     if (!transform)
       continue;