Remove zoom() and effectiveZoom().

sky/engine/core/css/CSSValuePool.h

Index: sky/engine/core/css/CSSValuePool.h
diff --git a/sky/engine/core/css/CSSValuePool.h b/sky/engine/core/css/CSSValuePool.h
index 84eca8dc4cd7730c6f89eda2afcc9627dbaf7f6e..ef9ffb4a5ad7b0a019606703cdae109734044473 100644
--- a/sky/engine/core/css/CSSValuePool.h
+++ b/sky/engine/core/css/CSSValuePool.h
@@ -53,7 +53,7 @@ public:
     PassRefPtr<CSSPrimitiveValue> createValue(double value, CSSPrimitiveValue::UnitType);
     PassRefPtr<CSSPrimitiveValue> createValue(const String& value, CSSPrimitiveValue::UnitType type) { return CSSPrimitiveValue::create(value, type); }
     PassRefPtr<CSSPrimitiveValue> createValue(const Length& value, const RenderStyle&);
-    PassRefPtr<CSSPrimitiveValue> createValue(const Length& value, float zoom) { return CSSPrimitiveValue::create(value, zoom); }
+    PassRefPtr<CSSPrimitiveValue> createValue(const Length& value) { return CSSPrimitiveValue::create(value); }
     template<typename T> static PassRefPtr<CSSPrimitiveValue> createValue(T value) { return CSSPrimitiveValue::create(value); }
 
     void trace(Visitor*);