Remove webkit-background-composite

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
  * modify it under the terms of the GNU Lesser General Public
@@ skipping 1406 matching lines @@
         for (; currLayer; currLayer = currLayer->next())
             list->append(valueForFillRepeat(currLayer->repeatX(), currLayer->repeatY()));
         return list.release();
     }
     case CSSPropertyMaskSourceType: {
         RefPtrWillBeRawPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
         for (const FillLayer* currLayer = &style.maskLayers(); currLayer; currLayer = currLayer->next())
             list->append(valueForFillSourceType(currLayer->maskSourceType()));
         return list.release();
     }
-    case CSSPropertyWebkitBackgroundComposite:
     case CSSPropertyWebkitMaskComposite: {
         RefPtrWillBeRawPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
         const FillLayer* currLayer = propertyID == CSSPropertyWebkitMaskComposite ? &style.maskLayers() : &style.backgroundLayers();
         for (; currLayer; currLayer = currLayer->next())
             list->append(cssValuePool().createValue(currLayer->composite()));
         return list.release();
     }
     case CSSPropertyBackgroundAttachment: {
         RefPtrWillBeRawPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
         for (const FillLayer* currLayer = &style.backgroundLayers(); currLayer; currLayer = currLayer->next())
@@ skipping 1312 matching lines @@
     case CSSPropertyAll:
         return nullptr;
     default:
         break;
     }
     ASSERT_NOT_REACHED();
     return nullptr;
 }
 
 } // namespace blink