CSS Motion Path: Support offset-rotate in addition to offset-rotation

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 3291 matching lines @@
       return valueForPosition(style.offsetPosition(), style);
 
     case CSSPropertyOffsetPath:
       if (const StylePath* styleMotionPath = style.offsetPath())
         return styleMotionPath->computedCSSValue();
       return CSSIdentifierValue::create(CSSValueNone);
 
     case CSSPropertyOffsetDistance:
       return zoomAdjustedPixelValueForLength(style.offsetDistance(), style);
 
+    case CSSPropertyOffsetRotate:
     case CSSPropertyOffsetRotation: {
       CSSValueList* list = CSSValueList::createSpaceSeparated();
       if (style.offsetRotation().type == OffsetRotationAuto)
         list->append(*CSSIdentifierValue::create(CSSValueAuto));
       list->append(*CSSPrimitiveValue::create(
           style.offsetRotation().angle, CSSPrimitiveValue::UnitType::Degrees));
       return list;
     }
 
     // Unimplemented CSS 3 properties (including CSS3 shorthand properties).
@@ skipping 304 matching lines @@
     case CSSPropertyAll:
       return nullptr;
     default:
       break;
   }
   ASSERT_NOT_REACHED();
   return nullptr;
 }
 
 }  // namespace blink