[GeometryInterface] Add setMatrixValue(transfromList) function.

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 84 matching lines @@
       return TransformOperation::Matrix3D;
     case CSSValuePerspective:
       return TransformOperation::Perspective;
     default:
       ASSERT_NOT_REACHED();
       // FIXME: We shouldn't have a type None since we never create them
       return TransformOperation::None;
   }
 }
 
+bool TransformBuilder::hasRelativeLengths(const CSSValueList& valueList) {
+  for (auto& value : valueList) {
+    const CSSFunctionValue* transformValue = toCSSFunctionValue(value.get());
+
+    for (const blink::CSSValue* item : *transformValue) {
+      const CSSPrimitiveValue& primitiveValue = toCSSPrimitiveValue(*item);
+
+      // TODO(hs1217.lee) : to prevent relative unit like calc(10px + 1em).
+      // but when calc() not take parameter of ralative unit like calc(1px +1
+      // px),
+      // shoud be return false;
+      if (primitiveValue.isCalculated()) {
+        return true;
+      }
+
+      if (CSSPrimitiveValue::isRelativeUnit(
+              primitiveValue.typeWithCalcResolved())) {
+        return true;
+      }
+    }
+  }
+  return false;
+}
+
 void TransformBuilder::createTransformOperations(
     const CSSValue& inValue,
     const CSSToLengthConversionData& conversionData,
     TransformOperations& outOperations) {
   ASSERT(!outOperations.size());
   if (!inValue.isValueList()) {
     DCHECK_EQ(toCSSIdentifierValue(inValue).getValueID(), CSSValueNone);
     return;
   }
 
@@ skipping 185 matching lines @@
         break;
       }
       default:
         ASSERT_NOT_REACHED();
         break;
     }
   }
 }
 
 }  // namespace blink