Replace ASSERT with DCHECK in core/svg/

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

Index: third_party/WebKit/Source/core/svg/SVGPreserveAspectRatio.cpp
diff --git a/third_party/WebKit/Source/core/svg/SVGPreserveAspectRatio.cpp b/third_party/WebKit/Source/core/svg/SVGPreserveAspectRatio.cpp
index c5a59884d92458e66b478183cd734137fd97e4b3..66bfc15ee5e8655dd74b786eb297ff0039406cc4 100644
--- a/third_party/WebKit/Source/core/svg/SVGPreserveAspectRatio.cpp
+++ b/third_party/WebKit/Source/core/svg/SVGPreserveAspectRatio.cpp
@@ -291,10 +291,10 @@ AffineTransform SVGPreserveAspectRatio::getCTM(float logicalX,
                                                float logicalHeight,
                                                float physicalWidth,
                                                float physicalHeight) const {
-  ASSERT(logicalWidth);
-  ASSERT(logicalHeight);
-  ASSERT(physicalWidth);
-  ASSERT(physicalHeight);
+  DCHECK(logicalWidth);
+  DCHECK(logicalHeight);
+  DCHECK(physicalWidth);
+  DCHECK(physicalHeight);
 
   AffineTransform transform;
   if (m_align == kSvgPreserveaspectratioUnknown)
@@ -441,7 +441,7 @@ void SVGPreserveAspectRatio::calculateAnimatedValue(
     SVGPropertyBase* toValue,
     SVGPropertyBase*,
     SVGElement*) {
-  ASSERT(animationElement);
+  DCHECK(animationElement);
 
   bool useToValue;
   animationElement->animateDiscreteType(percentage, false, true, useToValue);