Use ShadowData in DropShadowFilterOperation

third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp

 /*
  * Copyright (C) 2004 Zack Rusin <zack@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  * Copyright (C) 2011 Sencha, Inc. All rights reserved.
  * Copyright (C) 2015 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 1799 matching lines @@
             toBasicComponentTransferFilterOperation(filterOperation)->amount(),
             CSSPrimitiveValue::UnitType::Number));
         break;
       case FilterOperation::BLUR:
         filterValue = CSSFunctionValue::create(CSSValueBlur);
         filterValue->append(*zoomAdjustedPixelValue(
             toBlurFilterOperation(filterOperation)->stdDeviation().value(),
             style));
         break;
       case FilterOperation::DROP_SHADOW: {
-        DropShadowFilterOperation* dropShadowOperation =
-            toDropShadowFilterOperation(filterOperation);
+        const auto& dropShadowOperation =
+            toDropShadowFilterOperation(*filterOperation);
         filterValue = CSSFunctionValue::create(CSSValueDropShadow);
         // We want our computed style to look like that of a text shadow (has
         // neither spread nor inset style).
-        ShadowData shadow(dropShadowOperation->location(),
-                          dropShadowOperation->stdDeviation(), 0, Normal,
-                          StyleColor(dropShadowOperation->getColor()));
-        filterValue->append(*valueForShadowData(shadow, style, false));
+        filterValue->append(
+            *valueForShadowData(dropShadowOperation.shadow(), style, false));
         break;
       }
       default:
         ASSERT_NOT_REACHED();
         break;
     }
     list->append(*filterValue);
   }
 
   return list;
@@ skipping 1806 matching lines @@
     case CSSPropertyAll:
       return nullptr;
     default:
       break;
   }
   ASSERT_NOT_REACHED();
   return nullptr;
 }
 
 }  // namespace blink