Make 'transform' a presentation attribute on SVG elements

third_party/WebKit/Source/core/css/resolver/TransformBuilder.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
@@ skipping 211 matching lines @@
         }
 
         operations.operations().append(
             TranslateTransformOperation::create(tx, ty, tz, transformType));
         break;
       }
       case TransformOperation::RotateX:
       case TransformOperation::RotateY:
       case TransformOperation::RotateZ: {
         double angle = firstValue.computeDegrees();
-        double x = transformType == TransformOperation::RotateX;
-        double y = transformType == TransformOperation::RotateY;
-        double z = transformType == TransformOperation::RotateZ;
-        operations.operations().append(
-            RotateTransformOperation::create(x, y, z, angle, transformType));
+        if (transformValue->length() == 1) {
+          double x = transformType == TransformOperation::RotateX;
+          double y = transformType == TransformOperation::RotateY;
+          double z = transformType == TransformOperation::RotateZ;
+          operations.operations().append(
+              RotateTransformOperation::create(x, y, z, angle, transformType));
+        } else {
+          // For SVG 'transform' attributes we generate 3-argument rotate()
+          // functions.
+          DCHECK_EQ(transformValue->length(), 3u);
+          const CSSPrimitiveValue& secondValue =
+              toCSSPrimitiveValue(transformValue->item(1));
+          const CSSPrimitiveValue& thirdValue =
+              toCSSPrimitiveValue(transformValue->item(2));
+          operations.operations().append(
+              RotateAroundOriginTransformOperation::create(
+                  angle, secondValue.computeLength<double>(conversionData),
+                  thirdValue.computeLength<double>(conversionData)));
+        }
         break;
       }
       case TransformOperation::Rotate3D: {
         const CSSPrimitiveValue& secondValue =
             toCSSPrimitiveValue(transformValue->item(1));
         const CSSPrimitiveValue& thirdValue =
             toCSSPrimitiveValue(transformValue->item(2));
         const CSSPrimitiveValue& fourthValue =
             toCSSPrimitiveValue(transformValue->item(3));
         double x = firstValue.getDoubleValue();
@@ skipping 76 matching lines @@
       }
       default:
         ASSERT_NOT_REACHED();
         break;
     }
   }
   return operations;
 }
 
 }  // namespace blink