Partial implementation of inline StylePropertyMap.

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

Index: third_party/WebKit/Source/core/css/cssom/StyleValue.cpp
diff --git a/third_party/WebKit/Source/core/css/cssom/StyleValue.cpp b/third_party/WebKit/Source/core/css/cssom/StyleValue.cpp
index e91a45915442b91137cfa7a19d71496fe2ec8397..c2c88d866ace34bdac1f94ad83d1240af6f6253d 100644
--- a/third_party/WebKit/Source/core/css/cssom/StyleValue.cpp
+++ b/third_party/WebKit/Source/core/css/cssom/StyleValue.cpp
@@ -5,12 +5,20 @@
 #include "core/css/cssom/StyleValue.h"
 
 #include "bindings/core/v8/ScriptValue.h"
+#include "core/css/cssom/SimpleLength.h"
 
 namespace blink {
 
-StyleValue* StyleValue::create(const CSSValue& val)
+StyleValue* StyleValue::create(const CSSValue& value)
 {
-    // TODO: implement.
+    if (value.isPrimitiveValue()) {
+        const CSSPrimitiveValue& primitiveValue = toCSSPrimitiveValue(value);
+        if (primitiveValue.isLength() && !primitiveValue.isCalculated()) {
+            return SimpleLength::create(primitiveValue.getDoubleValue(), primitiveValue.typeWithCalcResolved());
+        }
+    }
+    // TODO: What if it is a list or pair?
+    // TODO: Implment the rest.
     return nullptr;
 }