Replace ASSERT with DCHECK in core/layout/<sub dirs>

third_party/WebKit/Source/core/layout/svg/LayoutSVGResourceMasker.cpp

 /*
  * Copyright (C) Research In Motion Limited 2009-2010. 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 27 matching lines @@
     bool markForInvalidation) {
   m_cachedPaintRecord.reset();
   m_maskContentBoundaries = FloatRect();
   markAllClientsForInvalidation(markForInvalidation
                                     ? LayoutAndBoundariesInvalidation
                                     : ParentOnlyInvalidation);
 }
 
 void LayoutSVGResourceMasker::removeClientFromCache(LayoutObject* client,
                                                     bool markForInvalidation) {
-  ASSERT(client);
+  DCHECK(client);
   markClientForInvalidation(client, markForInvalidation
                                         ? BoundariesInvalidation
                                         : ParentOnlyInvalidation);
 }
 
 sk_sp<const PaintRecord> LayoutSVGResourceMasker::createPaintRecord(
     AffineTransform& contentTransformation,
     const FloatRect& targetBoundingBox,
     GraphicsContext& context) {
   SVGUnitTypes::SVGUnitType contentUnits = toSVGMaskElement(element())
@@ skipping 46 matching lines @@
       continue;
     m_maskContentBoundaries.unite(
         layoutObject->localToSVGParentTransform().mapRect(
             layoutObject->visualRectInLocalSVGCoordinates()));
   }
 }
 
 FloatRect LayoutSVGResourceMasker::resourceBoundingBox(
     const LayoutObject* object) {
   SVGMaskElement* maskElement = toSVGMaskElement(element());
-  ASSERT(maskElement);
+  DCHECK(maskElement);
 
   FloatRect objectBoundingBox = object->objectBoundingBox();
   FloatRect maskBoundaries = SVGLengthContext::resolveRectangle<SVGMaskElement>(
       maskElement, maskElement->maskUnits()->currentValue()->enumValue(),
       objectBoundingBox);
 
   // Resource was not layouted yet. Give back clipping rect of the mask.
   if (selfNeedsLayout())
     return maskBoundaries;
 
   if (m_maskContentBoundaries.isEmpty())
     calculateMaskContentVisualRect();
 
   FloatRect maskRect = m_maskContentBoundaries;
   if (maskElement->maskContentUnits()->currentValue()->value() ==
       SVGUnitTypes::kSvgUnitTypeObjectboundingbox) {
     AffineTransform transform;
     transform.translate(objectBoundingBox.x(), objectBoundingBox.y());
     transform.scaleNonUniform(objectBoundingBox.width(),
                               objectBoundingBox.height());
     maskRect = transform.mapRect(maskRect);
   }
 
   maskRect.intersect(maskBoundaries);
   return maskRect;
 }
 
 }  // namespace blink