[WIP] Add support for CSSValue-> CSSLengthValue and CSSTranslation

third_party/WebKit/Source/core/css/cssom/StyleValueFactory.cpp

Index: third_party/WebKit/Source/core/css/cssom/StyleValueFactory.cpp
diff --git a/third_party/WebKit/Source/core/css/cssom/StyleValueFactory.cpp b/third_party/WebKit/Source/core/css/cssom/StyleValueFactory.cpp
index 8208bbbc55c2c625c2c10bca169d44b36396a2da..3dec97c41801ff859ae5439129a43d7d66c4df24 100644
--- a/third_party/WebKit/Source/core/css/cssom/StyleValueFactory.cpp
+++ b/third_party/WebKit/Source/core/css/cssom/StyleValueFactory.cpp
@@ -5,7 +5,7 @@
 #include "core/css/cssom/StyleValueFactory.h"
 
 #include "core/css/CSSValue.h"
-#include "core/css/cssom/CSSSimpleLength.h"
+#include "core/css/cssom/CSSLengthValue.h"
 #include "core/css/cssom/CSSStyleValue.h"
 #include "core/css/cssom/TransformValue.h"
 
@@ -17,8 +17,8 @@ CSSStyleValueVector StyleValueFactory::cssValueToStyleValueVector(CSSPropertyID
 
     if (value.isPrimitiveValue()) {
         const CSSPrimitiveValue& primitiveValue = toCSSPrimitiveValue(value);
-        if (primitiveValue.isLength() && !primitiveValue.isCalculated()) {
-            styleValueVector.append(CSSSimpleLength::create(primitiveValue.getDoubleValue(), primitiveValue.typeWithCalcResolved()));
+        if (primitiveValue.isLength()) {
+            styleValueVector.append(CSSLengthValue::fromCSSValue(value));
             return styleValueVector;
         }
     }
@@ -34,4 +34,13 @@ CSSStyleValueVector StyleValueFactory::cssValueToStyleValueVector(CSSPropertyID
     return styleValueVector;
 }
 
+CSSStyleValue* StyleValueFactory::cssValueToSingleStyleValue(CSSPropertyID propertyID, const CSSValue& value)
+{
+    CSSStyleValueVector styleValueVector = StyleValueFactory::cssValueToStyleValueVector(propertyID, value);
+    if (styleValueVector.size() != 1)
+        return nullptr;
+
+    return styleValueVector[0];
+}
+
 } // namespace blink